Search
Search results for
We found
350 results for you
-
Toepassíng van ‘n gronderosievergelyking op natuurlike veld van die sentrale oranje‐vrystaat
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: H A Snyman --- , W L J Van Rensburg --- , D P J Opperman --- ,‘n Oorhoofse roterende rcënvalnabootscr is gebruik orn numericse waardes vir sekere faktore van die universele gronderosi‐evcrgelyking vas te stel. Alhocwei dit tydens hierdie Studie nodig was om sekere belangrike aannames te maak, het die afgeleide data betekenisvol ooreengestem met die... -
Some factors effecting the dry matter production of lucerne cultivars
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: A. Smith --- Department of Agriculture and Water Supply, MarieF. Smith --- ,Dry matter yields of lucerne cultivars were affected by different factors. A simple equation is given for predicting total dry matter yield of irrigated lucerne based on mean maximum temperatures in January. -
A multivariate approach to the response of lucerne plants to varying soil conditions in pots
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: G.R. Barnes --- Department of Agricultural Development, Republic of South AfricaFive levels of lime, five levels of P and a constant level of K were applied to soil in pots to create a range of soil conditions. Factor analysis was used to relate a number of soil test variables to... -
Factors affecting the activity of atrazine in plants and soil
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: P.C. Nel --- Department of Plant Production, C.F. Reinhardt --- Department of Plant Production,Available research findings concerning (he activity of atrazine in the plant and soil are presented in a brief review. The role of the environment is emphasized. This review is supplemented by recent research results of the University of Pretoria concerning... -
The persistence in soil and phytotoxicity on dry beans of alachlor and metolachlor as affected by climatic factors
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: E. van Rensburg --- , L.P. van Dyk --- ,The persistence of alachlor (2-chloro-2′, 6′-diethyl-N-methoxymethylacetanilide) and metolachlor [2-chloro-6′-ethyl-N-(2-methoxy-1-methylethyl)acet-O-toluidide] in soil was determined over an 80-day period at temperatures ranging from 5 to 50°C. Soils were maintained at either 50 or 100% of field capacity. The herbicides were less persistent... -
Invloed van sekere grondeienskappe op aktiwiteit van atrasien
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: J.G. Ehlers --- Departement Plantproduksie, Republiek van Suid-Afrika C.F. Reinhardt --- Departement Plantproduksie, Republiek van Suid-Afrika P.C. Nel --- Departement Plantproduksie, Republiek van Suid-AfrikaDie aktiwiteit van atrasien is in biotoetse onder gekontroleerde toestande ondersoek in 43 gronde vanaf 29 lokaliteite geleë in die somerreënvalstreek van Suid-Afrika. Sojabone en hawer is in afsonderlike proewe as toetsgewas gebruik. Geselekteerde grondeienskappe is met atrasienaktiwiteit gekorreleer. In... -
Water use rate and crop factors of Italian ryegrass (Lolium multiflorum Lam.) under simulated grazing conditions in a small plot experiment
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: R.E. Steynberg --- Department of Plant Production, Republic of South Africa P.C. Nel --- Department of Plant Production, Republic of South Africa N. F.G. Rethman --- Department of Plant Production, Republic of South AfricaNo species specific irrigation norms are available for pastures in South Africa. A small plot experiment was conducted to establish irrigation norms for Italian ryegrass. Potential evapotranspiration was calculated by the Penman-Monteith formula. Crop factors were determined as the ratio... -
Nitrogen fertilizer guidelines for small-scale farming on an irrigated duplex soil based on soil analyses
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: C. J.J. Schmidt --- , South Africa F.G. Adriaanse --- , South AfricaReported nitrogen fertilizer research results were inadequate to meet the needs of small-scale farmers in the Bushbuck Ridge area. The objectives of this study were to establish inorganic N optima for maize production and to calibrate soil responses to N... -
Relationship between inorganic soil nitrogen and maize grain yield with controlled traffic practices
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: C. J.J. Schmidt --- , South Africa S.A. Smalberger --- , South Africa S.A. Smalberger --- , South Africa F.G. Adriaanse --- , South Africa C.C. du Preez --- , South AfricaTraditional N fertilizer guidelines were based on relationships between N application rates and yield response. These relationships varied greatly according to residual inorganic N content in the soil. The objective of this study was to establish inorganic N threshold values... -
Ridge regression technique to determine the environmental influences on tef (Eragrostis tef) grain yield
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Legesse Kassa Debusho --- , Republic of South AfricaTef grain yield is dependent on a number of component characters such as plant height and panicle length. These characters and consequently yield are governed by a large number of factors including environmental factors. The objective of this paper was... -
A comparison of condition factor and gonadosomatic index of sardine Sardinops sagax stocks in the northern and southern Benguela upwelling ecosystems, 1984–1999
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: A. Kreiner C. D. van der Lingen P. FréonTime-series of condition factor (CF) and gonadosomatic index (GSI) were generated using general linear models (GLM) for sardine Sardinops sagax stocks in the northern and southern Benguela ecosystems over the period 1984–1999. During this period the biomass of sardine in... -
Quantifying commercial catch and effort of monkfish Lophius vomerinus and L. vaillanti off Namibia
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: L. Maartens A. J. BoothAbundance and exploitation patterns of monkfish Lophius vomerinus and L. vaillanti were investigated for use as inputs into a stock assessment framework to be used for management of the Namibian monkfish resource. Total numbers of monkfish caught per size-class were... -
THE LENGTH/MASS RELATIONSHIP AND CONDITION OF LABEO CAPENSIS IN THE CALEDON RIVER
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: D.P. Baird --- Department of Zoology, South Africa S. Fourie --- Department of Zoology, South AfricaThe length mass relationship for a Labeo capensis population is described by the equation M = 0,0134 L2'999 where 2,999 represents a constant the value of which indicates isometric growth. There is very little difference between the length/mass relationship for... -
A CONCEPTUAL MODEL OF A SILTATION SYSTEM IN SHALLOW LAKES WITH LITTORAL VEGETATION
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: P.J. Weisser --- Facultad de Ciencias,In shallow lakes a siltation system develops when wind driven water turbulence erodes the lake floor, silt is resuspended and transported by means of waterdrift into the littoral vegetation. Here, due to the resistance of the vegetation, the turbulence is... -
THE COMPOSITION OF WATER COLLECTED FROM THE KUISEB RIVER, NAMIB DESERT, AT GOBABEB
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: JohanU Grobbelaar --- , South Africa MaryK Seely --- , South AfricaWater from the Kuiseb River at Gobabeb varied in ionic content. Various ionic dominance orders were recorded from flooding until the pools dried up. The quality was not suitable for irrigation, but would present no problems when used by stock... -
TURBIDITY AND OTHER PHYSICAL FACTORS IN NATAL ESTUARINE SYSTEMS PART 1: SELECTED ESTUARIES
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: D.P. Cyrus --- Department of Zoology, South AfricaData on turbidity and the factors influencing it, such as wind and substratum, were collected from eight representative estuaries along the Natal Coast. The results showed that Natal Estuaries can be divided into one of four groups, according to the... -
TURBIDITY AND OTHER PHYSICAL FACTORS IN NATAL ESTUARINE SYSTEMS PART 2: ESTUARINE LAKES
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: D.P. Cyrus --- Department of Zoology, South AfricaData on turbidity, temperature and salinity and the factors which affect them, such as wind and substratum, were collected from Natal's two estuarine Lakes. The effects of wind and substratum, were collected from Natal's two estuarine Lakes. The effects of... -
Modelling the complex dynamics of vegetation, livestock and rainfall in asemiarid rangeland in South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: FD Richardson --- Department of Mathematics and Applied Mathematics, South Africa MT Hoffman --- Plant Conservation Unit, Botany Department, South Africa L Gillson --- Plant Conservation Unit, Botany Department, South AfricaPredicting the effect of different management strategies on range condition is a challenge for farmers in highly variable environments. A model that explains how the relations between rainfall, livestock and vegetation composition vary over time and interact is needed. Rangeland... -
Contractor selection: A quantitative, consensusfriendly, transparent and objective method
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: W. J. A. Louw M. C. Kok C. SandersonAbout eighty percent of all physical forestry work is executed by contractors. The total number of formal contractors in South Africa is about 300 of which all must be selected to execute activities. This article offers a method for selecting... -
The Role of Personality Factors in the Dynamics of Context and Psychological Well-Being
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Q. Michael Temane --- North-West University, Marié. P. Wissing --- North-West University,The purpose of this study was to determine personality factors that mediate between context and psychological well-being. A convenience sample of 514 mutlicultural participants from Potchefstroom (n=384) and Mafikeng (n=130) comprising mainly of black and white students was drawn. The... -
Bullying at Rural High Schools in the Eastern Cape Province, South Africa: Prevalence, and Risk and Protective Factors at School and in the Family
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: L. Nomfundo Mlisa --- University of Fort Hare, South Africa Catherine L. Ward --- Human Sciences Research Council, South Africa Alan J. Flisher --- University of Cape Town, South Africa Carl J. Lombard --- Medical Research Council, South AfricaThis study examined bullying and risk and protective factors in school and family domains, in a sample of 1,565 Grade 11 students in 41 high schools in two rural school districts in South Africa. The questionnaire included two questions to... -
Self-reported Diabetes Prevalence and Risk factors in South Africa: Results from the World Health Survey
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Karl Peltzer --- Human Sciences Research Council, South AfricaUsing the data from the South African World Health Survey (WHS), the current study aims to assess the self-reported prevalence of diabetes and associated risk factors by socio-economic characteristics in South Africa. A population-based survey of 2314 participants (1116 men... -
Exploring the Role of Spirituality in the Context of the Five Factor Model of Personality in a South African Sample
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Sumaya Laher --- University of the Witwatersrand, South Africa Gregg Quy --- University of the Witwatersrand, South AfricaThe study explored the relationship between the Five Factor Model of personality and spirituality by using the NEO PI-R (Costa & McCrae, 1992) and the Spiritual Transcendence Scale (STS) (Piedmont, 1999) respectively. Participants were 94 psychology undergraduate students at a... -
College Students' Perceptions of Factors Influencing Research Participation
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Starlin Musingarabwi --- Mkoba Teachers College, Zimbabwe Tholene Sodi --- University of Venda, South Africa Ezron Mangwaya --- Midlands State University, ZimbabweThe study examined the factors that college students perceive to influence their ability to do research. Participants were 160 students from a teachers' college (males=71; females=81; mean age=27; SD=5.32). Data were collected using an open ended survey. For data analysis... -
Exploring the Impact of Self-Directed Team Learning in an Air Traffic Control Environment
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Jacobus G. Maree --- University of Pretoria, Christiaan G. Joubert --- University of Pretoria, Mike van der Linde --- University of Pretoria, Paul J. van Staden --- University of Pretoria,Experienced military air traffic controllers (25 respondents, males = 15, females = 10, years of experience = less than one year = 5 respondents, more than one year but less than three years = 11 respondents and more than three... -
Resilience and Career Counseling: Describing the Utility of Quadrant Mapping
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Liesel Ebersöhn --- University of Pretoria,This article describes the manner in which educational psychology students (n = 11 females) used quadrant mapping when doing career counseling with Grade 9 youths (n=88, 47 = male, 41 = female) in a rural secondary school in South Africa... -
Influence of Socio-Demographic Factors on SRAVEN Performance
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Raegan Murphy --- University College Cork, Ireland Nafisa Cassimjee --- University of Pretoria, South Africa Clare Schur --- University of Pretoria, South AfricaThis exploratory study aimed to investigate the influence of specific socio-demographic variables on a computerized test of non-verbal neuropsychological performance. Six hundred and thirty South African first year students were assessed using the University of Pennsylvania Computerized Neuropsychological Test Battery... -
The Experience of Psychosocial Stressors Amongst Adolescent Learners
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ancel George --- University of the Free State, South Africa Henriëtte van den Berg --- University of the Free State, South AfricaThis study sought to identify and describe the psychosocial factors that adolescents experience as stressful. Data were collected from 556 respondents (Grade 10 to 12; 250 males and 306 females; mean age = 17.3 yrs; SD = 1.66) who completed... -
Childhood Exposure to Community and Domestic Violence: Prevalence, Risk Factors and Posttraumatic Outcomes in a South African Student Sample
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Steven J. Collings --- University of KwaZulu-Natal, South AfricaThe effects of exposure to direct and vicarious community and domestic violence on the posttraumatic adjustment of 323 South African students were examined. Data were collected using self-administered questionnaires, with the relationship between exposure to violence and posttraumatic outcomes being... -
Risk Factors for Educator-Targeted Bullying: A Social-Ecological Perspective
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Corene de Wet --- University of the Free State, South AfricaThis study investigated educator-targeted bullying (ETB) in a South African school setting from a social-ecological perspective. Seven survivors of ETB were interviewed using open ended questions. The data were content analysed for themes. The main findings of the study were:... -
Predictors of Economic Locus of Control Among University Students in Uganda
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Peter Baguma --- Makerere University, Uganda Regis Chireshe --- University of South Africa,This study sought to predict economic locus of control from the background characteristics and personal dispositions of college students. Participants were a convenience sample of 236 Ugandan university students (males = 43.6%, females = 56.4%, Mean age = 23.80 years,... -
Young Women who Have Experienced Unwanted Pregnancy: A Multiple Case Study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Thandokazi T. Khethiwe --- University of Zululand, South Africa David J. Edwards --- University of Zululand, South Africa Jabulani D. Thwala --- University of Zululand, South AfricaQualitative approaches were used to understand the experience of pregnancy in a group of young Xhosa women (N =10, M age = 19.70, SD = 3.20). Data is provided on their retrospective accounts of factors which contributed towards unwanted pregnancy... -
The Factor Structure and Reliability of a Six-Item Sense of Coherence Measure
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Antoni Barnard --- University of South Africa, Helene Muller --- University of South Africa,The study investigated the factor structure and reliability of a six-item sense of coherence (SOC) measure. Participants were a South African white collar employee sample (n=7185) purposively selected from over 300 different companies across various business sectors. The sample constituted... -
Psychosocial Influences on Substance Abuse in a Sample of South African Youth: A Qualitative Analysis
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Nirmala D. Gopal --- University of KwaZulu-Natal, South Africa Steven J. Collings --- University of KwaZulu-Natal, South AfricaThis study investigated the lived experience of substance abusers in the South African context. Participants were 10 individuals attending a drug treatment centre in Durban, South Africa. Data were collected using open-ended interviews with data being analysed using thematic analysis... -
Psychometric Properties of the Religious Orientation Test (ROT) in a Sample of South African Students
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Cynthia J Patel --- University of KwaZulu-Natal, South Africa Sarojini Naidoo --- University of KwaZulu-Natal, South Africa Zubeda Paruk --- University of KwaZulu-Natal, South AfricaThis study investigated the psychometric properties of the Religious Orientation Test (ROT) (Idehen, 2001) with 1284 South African respondents. Participants were 323 learners (mean age = 15.81, SD = 1.24) and 961 university students (mean age = 20.08, SD =... -
Staff Perception of Leader Emotional Competency as a Predictor of Satisfaction with Retention Factors
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Melinde Coetzee --- University of South Africa, Desiree Pauw --- University of South Africa,This study explored whether staff members' perceptions of leaders' emotional competency (measured by the Emotional Competency Profiler) significantly and positively predict their satisfaction with a set of factors highlighted by the research literature as being important in the retention of... -
Depression and Associated Factors Among University Students in Western Nigeria
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Karl Peltzer --- Human Sciences Research Council, South Africa Supa Pengpid --- University of Limpopo, South Africa Sola Olowu --- Obafemi Awolowo University, Nigeria Matthew Olasupo --- Obafemi Awolowo University, NigeriaThe aim of this study was to determine the associations between depression, sociodemographic, social and health variables among undergraduate students of Obafemi Awolowo University in Nigeria. A cross-sectional survey was conducted with undergraduate students that were recruited randomly from classes... -
Exploring the Factor Structure of the Proactive Coping Inventory: A Southern African Study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Michelle Renard --- Nelson Mandela Metropolitan University, Robin John Snelgar --- Nelson Mandela Metropolitan University,This study explored the factor structure of the Proactive Coping Inventory (PCI) to determine whether its six-factor structure holds within the Southern African context. Data on proactive coping were collected from students attending three universities, one each in Botswana (n=88,... -
Measurement Equivalence of the South African Psychological Ownership Questionnaire for Diverse South African Cultural Groups
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Chantal Olckers --- University of Pretoria, Pieter Schaap --- University of Pretoria,This study determined the measurement equivalence of the South African Psychological Ownership Questionnaire (SAPOS) for black and white South African employees. Participants were a non-probability sample of 645 professional level employees from both the private and the public sector (59.4%... -
Categories of Human Risk Factors Which Impact on the Psychological Fitness of Construction Workers: A Review of the Evidence
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Larisa Alet Louw --- University of South Africa, Pieter Schaap --- University of Pretoria,This systematic review sought to identify and examine the evidence on human factors which impact on the psychological fitness of construction workers. Studies were reviewed spanning the period from 1966 to 2012. Database searches included 135 ScienceDirect and EBSCOHost sources,... -
Teacher Conceptions and Preferences for Student Discipline Instruments in South African Schools: A Narrative Study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ntshangase Sibusiso --- University of South Africa, Naidu Narainsamy --- University of South Africa,This study investigated the teachers' understanding of the context of alternative methods to maintain discipline in South African schools. A narrative approach was use in conducting semi-structured interviews with 10 primary school teachers (females = 80%). Data were analysed using... -
Personality Factors Explaining Career Success for Soldiers: An Analytical Review
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Gideon Van Dyk --- Stellenbosch University, South Africa Nondlela Ditsela --- Stellenbosch University, South AfricaPersonality factors influence career success of soldiers in the military. This article focuses on the diversity and complexity of the nature of the military as a working environment. In this regard the article focuses on general personality characteristics (like locus... -
Compactification and Closure
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: David HolgateA topological space X is compact iff for any other space Y, the projection map π Y : X × Y → Y is closed. Previous authors have used this characterisation, and the theory of categorical closure operators, to... -
Automatic Continuity of N-Homomorphisms between Banach Algebras
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: TaherG. Honary --- , Iran H. Shayanpour --- , IranAn n-homomorphism between algebras is a linear map θ: A→B such that θ(a 1 a 2…an ) = θ(a1)θ(a2)…θ(an ) for all elements a 1,a 2…, an ∈ A. If A is a unital algebra it is known that every... -
Regional differences in HIV prevalence under prevailing socio-economic conditions: a preliminary comparison of north-eastern and southern Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Lemma MeridPreliminary investigation shows that HIV prevalence in north-eastern African countries is generally lower than in southern African countries. This has led some in the north-east to complacency. Yet, while prevalence levels change according to the rate of new infections (incidence)... -
The power of AIDS: kinship, mobility and the valuing of social and ritual relationships in Tanzania
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Hansjörg DilgerThe HIV/AIDS epidemic in Africa has become a test case of the effects of globalisation, in that it demonstrates how international processes may affect regional life situations and how 'the local' can simultaneously develop in its own way, through the... -
Youth's perceptions of HIV infection risk: a sex-specific test of two risk models
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Yetunde ShoboThe study examines the associations between the cumulative and additive risk models and Nigerian youth's likelihood of perceiving vulnerability to HIV infection. Both models of risk seem to provide unique contributions to such understanding. The analysis is based on data... -
Occupational stress experienced by caregivers working in the HIV/AIDS field in South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: AltaC van DykThe burden of HIV on caregivers is especially heavy in South Africa where an estimated 5.5 million people were living with HIV in 2006, and where an estimated one in every three to four patients admitted to some public hospitals... -
Misconceptions about HIV prevention and transmission in Botswana
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Gobopamang LetamoMisconceptions about how HIV can be transmitted or prevented often prevent individuals from making informed choices and taking appropriate action. The purpose of the research was to explore the socio-demographic and behavioural factors in Botswana that are associated with misconceptions... -
Contextual factors associated with treatment-seeking and higher-risk sexual behaviour in Botswana among men with symptoms of sexually transmitted infections
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Tabitha LangeniThis study investigates contextual factors associated with treatment-seeking behaviour and higher-risk sexual conduct of men symptomatic of sexually transmitted infections (STIs) in Botswana. Data were drawn from a randomly selected, nationally representative sample of 8 222 men, aged 15–64 years,... -
Key determinants of AIDS impact in Southern sub-Saharan Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Wayne Xavier ShanderaTo investigate why Southern sub-Saharan Africa is more severely impacted by HIV and AIDS than other parts of sub-Saharan Africa, I conducted a review of the literature that assessed viral, host and transmission (societal) factors. This narrative review evaluates: 1)... -
Young Malawians on the interaction between mental health and HIV/AIDS
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Jerome Wright Fred Lubben Mac Bain MkandawirePrevious research has identified high levels of mental health problems among people affected by HIV. This study surveys specifically adolescents in southern Malawi on their experience of the impacts of living with HIV or AIDS on one's mental health. At... -
South Africa youths’ higher-risk sexual behaviour: an eco-developmental analysis
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Monde Makiwane --- Child, Youth, Family and Social Development, South Africa Zitha Mokomane --- Child, Youth, Family and Social Development, South AfricaDespite their high levels of knowledge about HIV and AIDS, young people ages 15–24 years in South Africa remain disproportionately affected by the epidemic. Young people's continued susceptibility to HIV infection has been consistently linked to intractable higher-risk sexual behaviours... -
Cultural obstacles to the rollout of antiretrovirals: an exploratorycross-country analysis
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Nicoli Nattrass --- , South AfricaThis article begins with an econometric analysis of potential socioeconomic determinants of highly active antiretroviral treatment (HAART) coverage. It shows that ‘cultural’ factors such as language diversity pose challenges to HAART coverage, but that the most important drivers of HAART... -
Disclosure among HIV-positive women: the role of HIV/AIDS support groups in rural Kenya
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: HannahJ Gillett --- , United Kingdom Jennifer Parr --- , United KingdomDisclosure by people living with HIV or AIDS is critical for HIV prevention and care. However, many women choose not to disclose their HIV status for fear of negative outcomes, such as blame and rejection. The World Health Organization suggests... -
Determinants of age at sexual debut and associated risks among South African youths
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Khangelani Zuma --- , South Africa Thembile Mzolo --- , South Africa Elias Makonko --- , South AfricaThe research uses data from a representative national survey to explore the determinants of age at sexual debut among South African youths in the age group 15–24 years. A random sample of 5 708 youths were interviewed and 92% responded... -
Sexual-risk behaviour among sexually active first-year students at the University of the Western Cape, South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Melissa D Abels --- Department of Statistics, South Africa Renette J Blignaut --- Department of Statistics, South AfricaIn South Africa, new HIV infections are concentrated among persons aged 15–24 years. The university population falls within this age group and are prone to higher-risk behaviours that place them at risk of acquiring HIV. In a study to assess... -
Patterns of disclosure and antiretroviral treatment adherence in a South African mining workplace programme and implications for HIV prevention
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Anil Bhagwanjee --- , South Africa Kaymarlin Govender --- , South Africa Olagoke Akintola --- , South Africa Inge Petersen --- , South Africa Gavin George --- , South Africa Leigh Johnstone --- , South Africa Kerisha Naidoo --- , South AfricaSocial and psychological barriers to the disclosure of one's seropositive HIV status to significant others and poor adherence to taking medications pose significant challenges to the scaling-up of access to antiretroviral treatment (ART) in the workplace. Such barriers are predictive... -
Poverty, sexual behaviour, gender and HIV infection among young black men and women in Cape Town, South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Nicoli Nattrass --- Centre for Social Science Research (CSSR), South Africa Brendan Maughan-Brown --- Southern Africa Labour and Development Research Unit, South Africa Jeremy Seekings --- Centre for Social Science Research (CSSR), South Africa Alan Whiteside --- Health Economics and HIV/AIDS Research Division (HEARD), South AfricaThis article contributes methodologically and substantively to the debate over the importance of poverty, sexual behaviour and circumcision in relation to HIV infection, using panel data on young black men and women in Cape Town, South Africa. Methodological challenges included... -
‘Trophy-hunting scripts’ among male university students in Zimbabwe
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Nelson Muparamoto --- Department of Sociology, ZimbabweDrawing on a multi-method qualitative study, this article examines ‘trophy-hunting’ scripts among male university students in Zimbabwe. ‘Trophy hunting’ is a term I have adopted to refer to hegemonic masculinity rituals through which men gain social admiration for dating and... -
Correlates of HIV-status awareness among adults in Nairobi slum areas
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Remare Renner Ettarh --- , Kenya James Kimani --- , Kenya Catherine Kyobutungi --- , Kenya Frederick Wekesah --- , KenyaThe prevalence of HIV in the adult population in slum areas in Nairobi, Kenya, is higher than for residents in the city as a whole. This disparity suggests that the characteristics of slum areas may adversely influence the HIV-prevention strategies... -
An exploratory study of the individual determinants of students’ sexual risk behaviour at a South African university
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Given Mutinta --- Health Economics and HIV/AIDS Research Division (HEARD), South Africa Kaymarlin Govender --- Health Economics and HIV/AIDS Research Division (HEARD), South Africa Jeff Gow --- Health Economics and HIV/AIDS Research Division (HEARD), South Africa Gavin George --- Health Economics and HIV/AIDS Research Division (HEARD), South AfricaThe prevalence of sexual risk behaviour is high on campuses at South African universities, putting many students at risk of HIV infection. This study explores individual influences on students’ sexual risk-taking behaviour at the University of KwaZulu-Natal. The study collected... -
An assessment of the fish population of the lower reaches of the Sanyati River, Zimbabwe
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: W MhlangaThe fish population of the lower reaches of the Sanyati River was studied using multifilament gillnets and monthly sampling was conducted over 13 consecutive months. A total of 15 fish species belonging to seven families were collected and variations in... -
A note on copper bioaccumulation in Mozambique tilapia, Oreochromis mossambicus (Osteichthyes: Cichlidae)
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Irene Naigaga Horst KaiserCopper (Cu) is one of the most commonly reported metal pollutants in African water bodies, but there are few studies on African freshwater fish species of copper accumulation and copper toxicity. Adult O. mossambicus were exposed to 0mg l−1 (control)... -
Fatty acid composition of muscle and heart tissue of Nile perch, Lates niloticus, and Nile tilapia, Oreochromis niloticus, from various populations in Lakes Victoria and Kioga, Uganda
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Justus Kwetegyeka G Mpango O Grahl-NielsenThe fatty acid composition in the heart tissue and muscle tissue of the Nile perch, Lates niloticus, and Nile tilapia, Oreochromis niloticus populations from Lakes Kioga and Victoria was determined by methanolysis and gas chromatography of the resulting fatty acid... -
Comparative analysis of the aquaculture potential of hybrid Tilapia zillii (male) × T. guineensis (female) (Teleostei: Cichlidae) in floating cages, cement tanks and earth ponds
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: CélineSK Nobah Tidiani Koné Valentin N'Douba Jos Snoeks Gouli Gooré Bi EssetchiP KouamélanThe effect of three rearing systems, floating cages, cement tanks and earth ponds, on the growth rate, feeding efficiency and mortality rates of hybrid tilapia — Tilapia zillii (male) × T. guineensis (female) — was evaluated for 233 days. Fish... -
Alexandrium catenella and Alexandrium tamarense in the North Lake of Tunis: bloom characteristics and the occurrence of paralytic shellfish toxin
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Z Armi --- , Tunisie A Milandri --- , Italie S Turki --- , Tunisie B Hajjem --- , TunisieThe dinoflagellate Alexandrium is thought to be the main species responsible for paralytic shellfish poisoning (PSP) throughout the world. The genus Alexandrium is present in unusually high diversity in the North Lake of Tunis, a productive Mediterranean fishing and shellfish... -
The breeding biology of the southern barred minnow Opsaridium peringueyi (Gilchrist and Thompson 1913) in the Incomati and Luvuvhu river systems, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: PSO Fouché --- Zoology Department, South Africa JA Venter --- School of Biological and Conservation Sciences, South AfricaData collected at two sites in the Luvuvhu and Sabie rivers show that, based on the gonadosomatic index, Opsaridium peringueyi has one major annual breeding event that occurs in early summer, following a period during which the general condition of... -
The Response of Eucalyptus grandis to Fertilising with Nitrogen, Phosphorus, Potassium and Dolomitic Lime on a Mispah Soil Series
Item type: Journal Article • Journal: South African Forestry Journal • Authors: M.A. Herbert --- , South AfricaThe final results are presented of a comprehensive N, P,K and dolomitic lime factorial experiment with Eucalyptus grandis planted on a fully cultivated Mispah soil series. On this marginal site, fertilising had a marked effect on the growth of E... -
10. Multivariate Analysis A Way to Better Understanding of Complexity
Item type: Journal Article • Journal: South African Forestry Journal • Authors: A. van Laar --- Faculty of Forestry, South Africa -
The Effect of Ripping in Combination with Fertiliser to Ameliorate Forest Sites on the Harkerville Plateau, Southern Cape
Item type: Journal Article • Journal: South African Forestry Journal • Authors: A. van Laar --- Faculty of Forestry,The effect of soil preparation combined with fertiliser treatment on mortality and early height growth of Pinus radiata was investigated on the Harkerville Plateau in the southern Cape Region of the Cape Province. The effect of soil preparation on mortality... -
Distribution and enrichment of metals in sediments of the Ogun River within Abeokuta, south-western Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: KA Olatunde --- Department of Environmental Management and Toxicology, Nigeria TA Arowolo --- Department of Environmental Management and Toxicology, Nigeria BS Bada --- Department of Environmental Management and Toxicology, Nigeria AM Taiwo --- Department of Environmental Management and Toxicology, Nigeria ZO Ojekunle --- Department of Environmental Management and Toxicology, NigeriaThe distribution and enrichment of metals in the sediments of Ogun River within Abeokuta City, south-western Nigeria, were assessed in 2007. Replicate samples of sediments were collected from 10 sampling sites along the length of the river within the city... -
Physical Factors Regulating Macrobenthic Community Structure on a South African Estuarine Flood-tidal Delta
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: M. L. Bursey T. H. WooldridgeMultivariate techniques were used to identify environmental parameters affecting macrobenthic communities on the flood-tidal delta of the Nahoon Estuary and adjacent beach near East London on the south-east coast of South Africa. Water content of sediments, temperature and exposure were... -
Spionid polychaetes infesting cultured abalone Haliotis midae in South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CA Simon A Ludford S WynneA study was conducted to identify and quantify the spionid polychaetes that infest cultured abalone Haliotis midae at aquaculture facilities on the west (Farm A), south (Farms B and C) and east (Farm D) coasts of South Africa. The relationship... -
A review and tests of hypotheses about causes of the KwaZulu-Natal sardine run
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: P Fréon --- , France JC Coetzee --- Branch Fisheries, Department of Agriculture, South Africa CD van der Lingen --- Branch Fisheries, Department of Agriculture, South Africa AD Connell --- , South Africa SH O’Donoghue --- School of Biological and Conservation Sciences, Westville Campus, South Africa MJ Roberts --- Oceans and Coasts, Department of Environmental Affairs, South Africa H Demarcq --- , France CG Attwood --- Marine Research Institute, South Africa SJ Lamberth --- Branch Fisheries, Department of Agriculture, South Africa L Hutchings --- Marine Research Institute, South AfricaThe term ‘sardine run’ is part of the cultural heritage of the South African nation and refers to a natural phenomenon that is well known to the general public but still poorly understood from an ecological perspective. This lack of... -
Ecological distribution of the shrimp Nematopalaemon schmitti (Crustacea: Decapoda: Caridea) in three bays on the south-eastern coast of Brazil
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: AC Almeida --- NEBECC (Crustacean Biology, Ecology and Culture Study Group), Departamento de Zoologia, Brazil A Fransozo --- NEBECC (Crustacean Biology, Ecology and Culture Study Group), Departamento de Zoologia, Brazil GM Teixeira --- NEBECC (Crustacean Biology, Ecology and Culture Study Group), Departamento de Zoologia, Brazil KAN Hiroki --- NEBECC (Crustacean Biology, Ecology and Culture Study Group), Departamento de Zoologia, Brazil M Furlan --- NEBECC (Crustacean Biology, Ecology and Culture Study Group), Departamento de Zoologia, Brazil G Bertini --- , BrazilThe relationships between the spatial and temporal variations in the abundance of the shrimp Nematopalaemon schmitti and water temperature, salinity, and texture and organic-matter content of the sediment, were analysed in Ubatumirim, Ubatuba and Mar Virado bays on the northern... -
Articulating the Construct of Organizational Innovativeness in Iranian SMEs
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mohammad Ali Shafia --- Department of Industrial Engineering, Iran Mammo Muchie --- DST/NRF Research Professor, South Africa Ali Reza Babakhan --- Department of Progress Engineering, IranThis paper investigates Small and Medium Sized Enterprises' (SMEs) innovative moves applied to their practical works. The different dimensions of the organizational innovation implication in Iranian SMEs at Qom province are explored. Based on the findings a model was developed... -
Stand stability in pines : An important silvicultural criterion for the evaluation of thinnings and the development of thinning regimes
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: W.H.F. Hinze --- SAFCOL Research and Development, N.O. Wessels --- ,This article deals with the role played by the stability factor (SF) in the evaluation ofthinnings in fastgrowing, even-aged pine stands. It also illustrates how the stability factor is influenced by thinnings and site over time. The SF is expressed... -
Socio-economic impact of ox skidding project to the surrounding villages of Mount Meru forest plantations, Northern Tanzania
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: W.S. Abeli --- Faculty of Forestry and Nature Conservation, Tanzania J.R. Maximillian --- Faculty of Forestry and Nature Conservation, Tanzania A.E. Kweka --- Faculty of Forestry and Nature Conservation, Tanzania D.T.K. Shemwetta --- Faculty of Forestry and Nature Conservation, TanzaniaThe ox skidding project was initiated with the objective ofusing oxen for transporting logs from the stump sites to the landings. It was supposed to be a participatory research project aimed at integrating scientific knowledge with practical skills and resource... -
Uptake of voluntary counselling and testing for HIV by pregnant women in a prevention-of-mother-to-child-transmission programme at Aminu Kano Teaching Hospital, Nigeria
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: HadizaS Galadanci Zubairu Iliyasu Jamilu Tukur Mariya Muktar-Yola SolomonI AdelekeMother-to-child transmission is the main mode of HIV infection among children in developing countries. In 2003, as a result of government policy, a prevention-of-mother-to-child-transmission (PMTCT) programme was introduced at Aminu Kano Teaching Hospital in Nigeria. The aim of this study... -
HIV pre-exposure prophylaxis trials: socio-economic and ethical perspectives for sub-Saharan Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Mpho SelemogoThe advent of HIV pre-exposure prophylaxis (PrEP) as a HIV-prevention strategy has received optimistic support among HIV researchers. However, discourse on PrEP trials has tended to be dominated by the disputes arising between some activist groups and researchers about the... -
Health-related quality of life in a sample of HIV-infected South Africans
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Karl Peltzer Nancy Phaswana-MafuyaThe study aims to assess the health-related quality of life and HIV symptoms of a sample of people living with HIV (PLHIV) in South Africa. The sample included 607 PLHIV from all districts of the Eastern Cape Province, recruited either... -
School managers' understanding of HIV/AIDS in Gauteng, South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: UchennaB Amadi-IhunwoThis paper presents the diverse understandings of HIV/AIDS and people living with HIV (PLHIV) revealed by school managers in a selection of public schools in Gauteng Province, South Africa. Discussions with school managers emerged as part of a larger investigation... -
Wellness programme and health policy development at a large faith-based organisation in Khayelitsha, South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: ElizabethD ArendThis paper presents a case study of wellness programme and health policy development based on an HIV/AIDS organisation's Khayelitsha site in the Western Cape Province, South Africa. The study examines the different challenges that the organisation faces in relation to... -
HIV epidemiology and trends in a large national manufacturing company in South Africa, 2001–2006
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Clive EvianThis paper presents epidemiological data from ongoing HIV-prevalence surveillance in a large South African manufacturing company located in various provinces, as well as one location in Swaziland. A survey of the workforce in 12 of the manufacturer's business units (BUs)... -
Assessment of HIV-positive in-patients using the International Classification of Functioning, Disability and Health (ICF) at Chris Hani Baragwanath Hospital, Johannesburg
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Hellen Myezwa Aimee Stewart Eustasius Musenge Paul NesaraThe International Classification of Functioning, Disability and Health (ICF) short-version checklist was used to assess the impairments, activity limitations and participation restrictions experienced by a sample of HIV-positive in-patients admitted to Chris Hani Baragwanath Hospital in Johannesburg, South Africa. Laboratory... -
Daniel arap Moi and the politics of HIV and AIDS in Kenya, 1983–2002
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Samwel Ong'wen Okuro --- Department of History, KenyaThe contrasting outcomes to HIV/AIDS prevention and mitigation processes in sub-Saharan Africa have not been adequately investigated or explained. Specifically, few scholars have attempted to root the responses to HIV and AIDS within the socio-economic and political realities of those... -
Recommendations for communication to enhance informed consent and enrolment at multilingual research sites
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Claire Penn --- Health Communication Project, School of Human and Community Development, South Africa Melanie Evans --- Health Communication Project, School of Human and Community Development, South AfricaLanguage issues can affect HIV and AIDS research trial enrolment, but little is understood about variables in this process. Some evidence indicates barriers exist even when the trial enrollers are linguistically and culturally matched to the participants and when consent... -
Exploring the relationship between HIV and alcohol use in a remote Namibian mining community
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Elizabeth Lightfoot --- School of Social Work, United States Maretha Maree --- Department of Human Science, Namibia Janet Ananias --- Department of Human Science, NamibiaIn southern Africa, the use of alcohol is increasingly seen as creating a context of risk for HIV transmission. This qualitative study investigates the links between alcohol use and higher-risk sexual behaviours in a remote southern Namibian mining-town community. Using... -
The importance of interdisciplinary collaborative research in responding to HIV/AIDS vulnerability in rural Senegal
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Roos Willems --- Department Social and Cultural Anthropology, BelgiumHIV prevalence in Senegal is less than 1%, a success generally attributed to the country's quick response to the nascent epidemic of the 1980s and its continued efforts to curtail the spread of HIV. However, as the bulk of the... -
Rural black women's agency within intimate partnerships amid the South African HIV epidemic
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Britta Thege --- Department of Sociology, South AfricaIn a particular way, the HIV pandemic exposes the prevailing gender relations and the definitions of male and female gender roles, both in intimate relationships and in the wider society. The HIV pandemic reveals the contradictions between women's legal rights... -
Major constraints affecting aquaculture development in Akwa Ibom State, Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: IniobongA Akpabio EmemB InyangThe study contributes to nationwide attempts to enhance the contributions of aquaculture to the fishery subsector, and consequent overall gross domestic product of Nigeria, as well as to the protein intake of her citizenry. The focus is on the determination... -
Technical efficiency of small-scale fishing households in Tanzanian coastal villages: an empirical analysis
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: JenniferK Sesabo RichardSJ TolThe effort to conserve fisheries resources and improve the welfare of small-scale fishing households is an important objective of poverty reduction strategies in Tanzania. The success of such strategies depends on both the diversity and the level of efficiency within... -
A preliminary assessment of the health status of feral populations of Chrysichthys nigrodigitatus in Lagos lagoon complex, Nigeria, using a modified Health Assessment Index protocol
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: OluwatosinM Olarinmoye EdwinO Clarke ChristopherA Kumolu-Johnson OluwatoyinJ AderinolaA 'snapshot' evaluation of the health status of feral populations of the brackish water catfish, Chrysichthys nigrodigitatus, was carried out in 2006 at four locations in the Lagos lagoon complex, with varying levels of anthropogenic impacts, using a modified Health... -
Linking forest tenure and anthropogenic factors with institutions and the effectiveness of management in Mpigi forests, central Uganda
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: N Turyahabwe CJ Geldenhuys S Watts M TweheyoThis paper reveals the investigated effects of forest tenure and physical and socioeconomic correlates on conservation and management of forests in the Mpigi District, central Uganda. Tree diversity was surveyed in 156 nested plots of 20 m × 50 m... -
Double jeopardy: hypoglycaemia and advanced hepatocellular carcinoma
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: V Nicolaou --- Division of Endocrinology, Department of Medicine, R Shires --- Division of Endocrinology, KRL Huddle --- Department of Internal Medicine,Nonislet cell tumour-induced hypoglycaemia is an uncommon, but serious complication of malignancy. The aetiopathogenesis is largely as a result of tumoral overproduction of incompletely processed insulin-like growth factor-II. We describe the case of a 30-year-old black male patient who presented... -
Factors predisposing to obesity: a review of the literature
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: AT Ali --- Department of Chemical Pathology, National Health Laboratory Service, NJ Crowther --- Department of Chemical Pathology, National Health Laboratory Service,The rising prevalence of obesity is a worldwide problem affecting not only the developed world but also developing nations such as South Africa. Excess body fat deposition is caused by an imbalance between energy intake and energy expenditure and there... -
The implementation of guidelines in a South African population with type 2 diabetes
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Y Pinchevsky --- Department of Pharmacy and Pharmacology, N Butkow --- Department of Pharmacy and Pharmacology, FJ Raal --- Division of Endocrinology and Metabolism, Faculty of Health Sciences, T Chirwa --- Division of Epidemiology and Biostatistics,Objective: The aim of this study was to identify the treatment gaps that pertain to risk factors in South African patients with type 2 diabetes mellitus, using national treatment guidelines. -
Remifentanil in a patient with Huntington's chorea
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: CH Daniel --- Department of Anaesthesia, South AfricaRelatively few published case reports related to the anaesthetic management of Huntington's chorea (HC) exist. At the time of surgery no publications were found related to remifentanil's use in patients with HC. This case report describes the management of a... -
The perioperative management of Bernard-Soulier syndrome: a case report and review of the role of perioperative factor VIIa
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: RN Rodseth --- Perioperative Research Unit, Department of Anaesthetics, South AfricaThis article presents the perioperative anaesthetic management of a patient with Bernard-Soulier syndrome (BSS). A literature search was conducted to examine the perioperative haemostatic management of BSS, with particular focus on the developing role of recombinant factor VIIa. The early... -
A meta-analysis of intraoperative factors associated with postoperative cardiac complications
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: DL Skinner --- Department of Surgery, S Goga --- Perioperative Research Unit, Department of Anaesthetics, RN Rodseth --- Perioperative Research Unit, Department of Anaesthetics, BM Biccard --- Perioperative Research Unit, Department of Anaesthetics,Background: Preoperative cardiac risk is commonly determined with the help of risk scores and risk stratification tools. This predetermined cardiac risk may be profoundly changed by intraoperative surgical events. This meta-analysis aimed to identify intraoperative factors that independently predict postoperative... -
A critical look at health
Item type: Journal Article • Journal: South African Family Practice • Authors: P Naidoo --- Department of Psychology,When defining health, it is clear that good health is not simply a state in which there is an absence of disease. A progressive definition of health conceptualises health more holistically and views it as a state of complete physical,... -
“Why I tried to kill myself”—an exploration of the factors contributing to suicide in the Waterberg District
Item type: Journal Article • Journal: South African Family Practice • Authors: PM Mpiana --- Dr Hugh Twomey Health Care Centre, Canada GJO Marincowitz --- Department of Family Medicine and Primary Health Care, Limpopo Province Unit, S Ragavan --- Broken Hill Hospital, Australia N Malete --- Department of Family Medicine and Primary Health Care, South AfricaBackground: One of the authors (PM) did a study of parasuicide patients at Voortrekker Hospital in the Waterberg District of Limpopo Province, South Africa. The aim of the study was to develop a deeper understanding of the parasuicide patients' perceptions... -
Strategies for the Prevention and Containment of Antibiotic Resistance
Item type: Journal Article • Journal: South African Family Practice • Authors: SY Essack --- School of Pharmacy and Pharmacology, University of Kwazulu-Natal,Antibiotic resistance may emerge by antibiotic selection pressure but is perpetuated by diverse risk factors and maintained within environments as a result of poor infection control. Population-specific drug pharmacokinetics and pharmacodynamics also play a role. The WHO, US, UK and... -
Prevalence of diabetes mellitus in the rural southern Free State
Item type: Journal Article • Journal: South African Family Practice • Authors: AJ Groenewald --- Department of Chemical Pathology, Faculty of Health Sciences, HJ van Wyk --- Department of Chemical Pathology, Faculty of Health Sciences, CM Walsh --- Department of Nutrition and Dietetics, Faculty of Health Sciences, S van Zyl --- Department of Basic Medical Sciences, Faculty of Health Sciences, LJ van der Merwe --- Department of Basic Medical Sciences, Faculty of Health Sciences,Background: A worldwide increase in the prevalence of diabetes mellitus (DM) has been reported and an even further increase is expected as a result of lifestyle changes. The objectives of this study were to determine the prevalence of DM in... -
Healthy lifestyle interventions in general practice Part 11: Lifestyle and arthritic conditions—rheumatoid arthritis
Item type: Journal Article • Journal: South African Family Practice • Authors: MP Schwellnus --- UCT/MRC Research Unit for Exercise Science and Sports Medicine, Department of Human Biology, South Africa DN Patel --- , South Africa C Nossel --- , South Africa M Dreyer --- , South Africa S Whitesman --- Institute for Mindfulness, South Africa EW Derman --- UCT/MRC Research Unit for Exercise Science and Sports Medicine, Department of Human Biology, South AfricaRheumatoid arthritis (RA) is a chronic, systemic, inflammatory autoimmune disorder that causes symmetrical polyarthritis of large and small joints. RA affects about 0.5–1% of the population and is more common in females than males. In recent years, it has been... -
Factors predisposing to obesity: a review of the literature
Item type: Journal Article • Journal: South African Family Practice • Authors: AT Ali --- Department of Chemical Pathology, National Health Laboratory Service, NJ Crowther --- Department of Chemical Pathology, National Health Laboratory Service,The rising prevalence of obesity is a worldwide problem affecting not only the developed world but also developing nations such as South Africa. Excess body fat deposition is caused by an imbalance between energy intake and energy expenditure and there... -
Current approach to diagnosis and management of osteoarthritis
Item type: Journal Article • Journal: South African Family Practice • Authors: C Ickinger --- Division of Rheumatology, M Tikly --- Division of Rheumatology,Osteoarthritis (OA) is a common chronic degenerative joint disorder and a major cause of pain and disability, especially in the elderly. The prevalence is steadily rising due to an increase in life expectancy and certain lifestyle factors. OA is a... -
Healthy lifestyle interventions in general practice Part 13: Lifestyle and osteoporosis
Item type: Journal Article • Journal: South African Family Practice • Authors: MP Schwellnus --- UCT/MRC Research Unit for Exercise Science and Sports Medicine, Department of Human Biology, DN Patel --- , C Nossel --- , M Dreyer --- , S Whitesman --- Institute for Mindfulness, South Africa L Micklesfield --- UCT/MRC Research Unit for Exercise Science and Sports Medicine, Department of Human Biology, EW Derman --- UCT/MRC Research Unit for Exercise Science and Sports Medicine, Department of Human Biology,Osteoporosis is defined as a systemic skeletal disease that is characterised by low bone mass and microarchitectural deterioration of bone tissue, with a consequent increase in bone fragility and susceptibility to fractures. Therefore, the diagnosis of osteoporosis is based on... -
Healthy lifestyle interventions in general practice: Part 14: Lifestyle and obesity
Item type: Journal Article • Journal: South African Family Practice • Authors: EW Derman --- UCT/MRC Research Unit for Exercise Science and Sports Medicine, Dept of Human Biology, S Whitesman --- Institute for Mindfulness, South Africa M Dreyer --- Vitality Wellness, DN Patel --- Vitality Wellness, CJ Nossel --- Vitality Wellness, EV Lambert --- UCT/MRC Research Unit for Exercise Science and Sports Medicine, Dept of Human Biology, MP Schwellnus --- UCT/MRC Research Unit for Exercise Science and Sports Medicine, Dept of Human Biology,Obesity is defined as an excessive amount of body fat or adiposity. It can be measured using the body mass index (BMI), and according to established criteria for adult men and women, overweight is defined as a BMI between 25–30... -
Patient satisfaction with the quality of care in a primary health care setting in Botswana
Item type: Journal Article • Journal: South African Family Practice • Authors: AR Bamidele --- Extension II Clinics, Botswana ME Hoque --- Department of Public Health, Faculty of Health Care Sciences, South Africa H Van der Heever --- Department of Public Health, Faculty of Health Care Sciences, South AfricaBackground: Primary health care involves a sustained partnership between patients and providers that addresses the majority of a population's health needs over time. Patients' perception of satisfaction is an aspect of healthcare quality that is being increasingly recognised for its... -
Healthy lifestyle interventions in general practice: Part 15: Lifestyle and lower back pain
Item type: Journal Article • Journal: South African Family Practice • Authors: MP Schwellnus --- UCT/MRC Research Unit for Exercise Science and Sports Medicine, Department of Human Biology, DN Patel --- , C Nossel --- , S Whitesman --- Institute for Mindfulness South Africa, EW Derman --- UCT/MRC Research Unit for Exercise Science and Sports Medicine, Department of Human Biology,Lower back pain (LBP) is one of the most common medical problems in the adult population. LBP can be defined as pain, muscle tension or stiffness that is localised below the costal margin (inferior rib cage) and above the inferior... -
Measuring adherence to antiretroviral treatment and assessing factors affecting adherence in a state primary healthcare clinic, Mitchells Plain Community Health Centre
Item type: Journal Article • Journal: South African Family Practice • Authors: T Engel --- Family Medicine and Primary Care, University of Stellenbosch, AC Schlemmer --- Family Medicine and Primary Care, University of Stellenbosch,Background: A need was identified to measure adherence levels to antiretroviral treatment (ART) in a resource-poor setting and to assess the impact on adherence to ART of partner disclosure, partner support, other support, and length of time between diagnosis and... -
Current approach to diagnosis and management of osteoarthritis
Item type: Journal Article • Journal: South African Family Practice • Authors: C Ickinger --- Division of Rheumatology, M Tikly --- Division of Rheumatology,Osteoarthritis (OA) is a common chronic degenerative joint disorder and a major cause of pain and disability, especially in the elderly. The prevalence is steadily rising due to an increase in life expectancy and certain lifestyle factors. OA is a... -
‘Mum never loved me.’ How structural factors influence adolescent sexual and reproductive health through parent–child connectedness: A qualitative study in rural Tanzania
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Joyce Wamoyi --- National Institute for Medical Research, Tanzania Daniel Wight --- Medical Research Council, UKResearch in high income countries shows parent–child connectedness to be protective against undesirable sexual and reproductive health (SRH) outcomes among young people. Little has been done to understand the nature of parent–child connectedness, the structural factors that impact on connectedness... -
The implementation of guidelines in a South African population with type 2 diabetes
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Y Pinchevsky --- Department of Pharmacy and Pharmacology, N Butkow --- Department of Pharmacy and Pharmacology, FJ Raal --- Division of Endocrinology and Metabolism, Faculty of Health Sciences, T Chirwa --- Division of Epidemiology and Biostatistics,Objective: The aim of this study was to identify the treatment gaps that pertain to risk factors in South African patients with type 2 diabetes mellitus, using national treatment guidelines. -
Tangible skill building and HIV youth prevention intervention in rural South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Jill Hanass-Hancock --- Health Economics and HIV/AIDS Research Division (HEARD), South AfricaThere have been countless youth programmes throughout Africa resulting in increased knowledge of HIV, but all too often there is a discrepancy between knowledge and behaviour change. According to available literature, successful projects need to consider the context in which... -
Actor networks and innovation activities among rural enterprises in a South African locality
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Kgabo Hector Ramoroka --- Human Sciences Research Council (HSRC), South Africa Peter Jacobs --- Human Sciences Research Council (HSRC), South Africa Hlokoma Mangqalaza --- Human Sciences Research Council (HSRC), South AfricaRural localities are often viewed as too remote, sparsely populated and poor in critical resources needed for them to be innovation hubs. This study contributes new evidence on how actor networks improve innovation performance among rural enterprises that are privately... -
Impact of soil amendments and weather factors on bacterial wilt and yield of two tomato cultivars in Abeokuta, Nigeria
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Akinola R Popoola --- Department of Crop Protection, Nigeria Sikiru A Ganiyu --- Department of Crop Protection, Nigeria Oluwatoyin A Babalola --- Department of Soil Science and Land Management, Nigeria Emily I Ayo-John --- Department of Crop Protection, Nigeria Ayodele A Fajinmi --- Department of Crop Protection, Nigeria Iyabo A Kehinde --- Department of Biological Sciences, Nigeria Taiwo H Adegboye --- IFSERAR, NigeriaTomato bacterial wilt, caused by Ralstonia solanacearum, leads to tomato yield losses of up to 80% in south-western Nigeria. Soil amendments and weather conditions are important in the management of the disease. Field experiments were conducted at the Research Farm... -
Looking for innovation system builders: A case of Solar Energy Foundation in Ethiopia
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Kassahun Y. Kebede --- Graduate School of Technology Management, Japan Toshio Mitsufuji --- Graduate School of Technology Management, Japan Eugene K. Choi --- Graduate School of Technology Management, JapanThe global diffusion of renewable energy technology (RET) has been sluggish, and as a result governmental support and policy interventions have been required. In this paper, we empirically investigated an innovation system building practice of an organisation engaged in the... -
The influence of biological factors on students’ sexual behaviour at the University of KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Given Mutinta --- Health Economics and HIV/AIDS Research Division (HEARD), South Africa Kaymarlin Govender --- Health Economics and HIV/AIDS Research Division (HEARD), South Africa Gavin George --- Health Economics and HIV/AIDS Research Division (HEARD), South Africa Jeff Gow --- Health Economics and HIV/AIDS Research Division (HEARD), South AfricaStudies in South African universities reveal that the prevalence of sexual risk behaviour is very high, putting many students at high risk of HIV infection. This study explored the biological influences on students’ sexual taking behaviour at the University of... -
Intimate partner abuse of educated, employed black South African women: sociocultural factors
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Gertie Pretorius --- Centre for Psychological Services and Career Development (PsyCaD) and Division for Academic Development and Support (ADS), South Africa Matilda Molefe --- , Rony H. Sklar --- Centre for Psychological Services and Career Development (PsyCaD) and Division for Academic Development and Support (ADS), South AfricaThis study aimed to explore the influence of African culture and tradition on the abuse experiences of Black South African women who are educated and employed. Interviews were conducted with seven Black South African women (age range 38 to 47)... -
Exploring the potential of host-environment relationships in the control of schistosomiasis in Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: C Monde --- Department of Aquatic Ecology and Water Quality Management, The Netherlands S Syampungani --- Department of Plant and Environmental Sciences, Zambia PJ Van den Brink --- Department of Aquatic Ecology and Water Quality Management, The NetherlandsA number of human disease prevalences are supported by host-parasite-environment interactions. One such disease is schistosomiasis. Schistosoma parasites are transmitted between the snail intermediate hosts and mammalian definitive hosts in an aquatic environment. This host-environment link determines the parasite transmission... -
Response rate on the Adjusted Rorschach Comprehensive System (ARCS) by isiXhosa learners: a replication and extension
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Mokgadi Moletsane --- Department of Educational Psychology, South Africa Robert Kananga Mukuna --- Department of Educational Psychology, South AfricaThis study describes the response profiles of a sample of isiXhosa learners regarding to the Adjusted Rorschach Comprehensive System (ARCS) and related influences to explain the response latencies. This was a multiple case study in which six test naive high... -
Employing the prespecified variable approach to APT factor identification on the segmented Johannesburg Stock Exchange
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Paul van Rensburg --- Department of Accounting and Finance,Prior research has provided evidence that the return generating process on the Johannesburg Stock Exchange (JSE) is dichotomous in nature (Campbell, 1979; Gilbertson and Goldberg, 1981;Carter, 1983; Page, 1986, 1989; Venter, Bradfield and Bowie, 1992). More specifically, this prior work... -
Factors influencing success in first-year Accounting at a South African university: The profile of a successful first-year Accounting student
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: R S Baard --- Department of Accounting, L P Steenkamp --- Department of Accounting, B L Frick --- Department of Curriculum Studies, M Kidd --- Centre for Statistical Consultation,The study investigated factors influencing success of first-year students in Financial Accounting at a South African university, thereby establishing a profile of successful and at-risk students. A two step process was followed to achieve the goals of the study. Firstly,... -
Effects of the market factor on portfolio diversification: the case of market crashes
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Cheoljun Eom --- School of Business, Korea Jong Won Park --- College of Business Administration, Korea Yong H. Kim --- Carl H. Lindner College of Business, USA Taisei Kaizoji --- Graduate School of Arts and Sciences, JapanThis paper investigates empirically the effects of the market factor on the degree of portfolio diversification extracted from Markowitz's mean-variance (MV) model to explore an alternative method for improving the practical usefulness of the model. It controls for various properties... -
Macroeconomic variables and the Johannesburg Stock Exchange: A multifactor approach
Item type: Journal Article • Journal: De Ratione • Authors: Paul Van Rensburg --- Department of Accounting,This study estimates the simultaneous relationship between a number of selected macroeconomic variables and share prices on the Johannesburg Stock Exchange (JSE). A linear factor model identical in form to that assumed by the arbitrage pricing theory (APT) is estimated... -
The accounting function of John Company’s Cape of Good Hope factory 1812–1813, during the second British occupation of the Cape colony – observations and comments
Item type: Journal Article • Journal: De Ratione • Authors: J G Samkin --- Department of Accountancy,This paper reviews and makes observations on the accounting functions of the Cape of Good Hope factory of the English East India Company during the period 1812–1813. In particular, the accounting records maintained by the Cape factory are examined. By... -
The Strategic Employment Experience (SEE) Matrix
Item type: Journal Article • Journal: • Authors: Michael Njingu Chibili --- Stenden Hotel Management School, Leeuwarden, The NetherlandsA new tool was developed and tested for the assessment and evaluation of job satisfaction within organisations. The tool is based on Herzberg’s two-factor theory, and measures the performance and the importance of motivators and hygiene factors within the work... -
Food and wine pairing: A new approach
Item type: Journal Article • Journal: • Authors: Peter Klosse --- Academie voor Gastronomie, Hotel Gastronomique De Echoput, Hoog Soeren, NetherlandsFlavour can be assessed objectively with the use of the newly developed flavour styles theory. In this approach, flavour is structured on the parameters contracting mouthfeel, coating mouthfeel and flavour richness. The result is the flavour styles cube. The eight... -
An assessment of the risk factors for pulmonary tuberculosis among adult patients suffering from human immunodeficiency virus attending the Wellness Clinic at Themba Hospital
Item type: Journal Article • Journal: South African Family Practice • Authors: Felix Alberto Herrera Rodriguez --- Medical Department, South Africa Samuel Onoja Agbo --- Family Medicine department, South AfricaBackground: In South Africa, the data about risk factors for pulmonary tuberculosis (PTB) is limited. Therefore, the assessment of risk factors for PTB is an important step to identify which risk factors are unique in every specific population context and... -
Lower urinary tract symptoms (LUTS) in males: a review of pathophysiology
Item type: Journal Article • Journal: South African Family Practice • Authors: Suhani Maharajh --- Department of Urology, South Africa Ehab H Abdel Goad --- Department of Urology, South Africa Serela S Ramklass --- School of Medicine, South Africa Marius C Conradie --- Netcare Waterfall City Hospital, South AfricaLower urinary tract symptoms (LUTS) refer to the symptom complex that is the common pathway for diseases affecting the lower urinary tract. It manifests as either irritative or obstructive symptoms. LUTS have long been recognised as a significant cause of... -
The achievement of glycaemic, blood pressure and LDL cholesterol targets in patients with type 2 diabetes attending a South African tertiary hospital outpatient clinic
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Y Pinchevsky --- Department of Pharmacy and Pharmacology, School of Therapeutic Sciences, Faculty of Health Sciences, South Africa V Shukla --- Department of Pharmacy and Pharmacology, School of Therapeutic Sciences, Faculty of Health Sciences, South Africa N Butkow --- Department of Pharmacy and Pharmacology, School of Therapeutic Sciences, Faculty of Health Sciences, South Africa FJ Raal --- Carbohydrate and Lipid Metabolism Research Unit, Division of Endocrinology and Metabolism, Faculty of Health Sciences, South Africa T Chirwa --- Division of Epidemiology and Biostatistics, School of Public Health, Faculty of Health Sciences, South AfricaObjectives: To determine differences in the control of multiple diabetes control parameters in a select group of subjects with type 2 diabetes (T2DM) after a four-year follow-up period. -
Country selection strategies based on value, size and momentum
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Adam Zaremba --- Poznań University of Economics, PolandThis study provides convincing evidence that stock markets with low capitalisation, low valuation ratios and high momentum tend to outperform country markets with high capitalisation, high valuation ratios and low momentum. Based on sorting procedures and cross-sectional tests conducted across... -
A survey of risk factors associated with hypertension in the adult population of Kang, Kgalagadi North, Botswana
Item type: Journal Article • Journal: South African Family Practice • Authors: S Tshitenge --- Department of Family Medicine, Botswana LH Mabuza --- Department of Family Medicine and Primary Health Care, South AfricaBackground: Sustainable and aggressive population-based programmes on hypertension awareness, prevention, treatment and control are key to the successful control of this epidemic. The objective of the study was to determine to what extent hypertension and risk factors for its development... -
The dimensionality of the Work Related Flow Inventory (WOLF): a South African study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ita Geyser --- School of Tourism and Hospitality Management, South Africa Madelyn Geldenhuys --- Industrial Psychology and People Management, South Africa Freddie Crous --- Industrial Psychology and People Management, South AfricaThe objective of this study was to validate and explore the factor structure of the Work-Related Flow Inventory (WOLF) as a measure of flow within the South African work context. The sample consisted of N = 415 employees from various organisations in... -
A criminological assessment on South African women who murdered their intimate male partners
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Anni Hesselink --- Department of Criminology and Security Science, South Africa Pearl Dastile --- Department of Criminology and Security Science, South AfricaThis study aimed to unravel the offence-specific factors to murder by females of their intimate male partners. Participants were 15 South African women prison inmates serving sentences for murdering their male partners (age range from 22 years to 62 years)... -
Flexibility as risk factor for stress-fracture development in South African male soldiers
Item type: Journal Article • Journal: South African Family Practice • Authors: PS Wood --- Department of Physiology, Division Biokinetics and Sport Science, South Africa PE Krüger --- Department of Physiology, Division Biokinetics and Sport Science, South AfricaBackground: Stress fractures are a common military training injury. Flexibility of muscles and joints may directly influence stress-fracture risk by way of altering the forces applied to bone. Hip external rotation and ankle plantar- and dorsiflexion have been inconsistently reported... -
Ecosystem-specific water quality indices
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: I Rangeti --- Department of Community Health Studies, South Africa B Dzwairo --- Institute for Water and Wastewater Technology, South Africa GJ Barratt --- Department of Community Health Studies, South Africa FAO Otieno --- Technology, Innovation and Partnerships, South AfricaThe water quality index (WQI) has emerged as a central tool for analysing and reporting quality trends since 1965. It provides a better overview of water quality variability in a catchment than conventional monitoring programmes that use individual variables. Since... -
Rights, the public and the South African Constitution: civil society and the performance of rights
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Naudé Malan --- Department of Anthropology and Development Studies,The concept of rights holds considerable dominion over the discourses of the state and the public. This situation has left us unable to comprehend, police, and support forms of ‘non-state public action’ as relevant to rights. This article discusses the... -
New knowledge and the university
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Martin Hall --- Centre for Social Justice Research,What forms of knowledge have legitimacy in the contemporary university? By using Actor-Network Theory to unravel the strands in a recent dispute about access to skeletons from a burial ground in Cape Town, this paper shows how circulating systems of... -
Telling stories and adding scores: Measuring resilience in young children affected by maternal HIV and AIDS
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Liesel Ebersöhn --- Centre for the Study of Resilience and Department of Educational Psychology, South Africa Irma Eloff --- Centre for the Study of Resilience and Department of Educational Psychology, South Africa Michelle Finestone --- Centre for the Study of Resilience and Department of Educational Psychology, South Africa Adri Grobler --- Centre for the Study of Resilience and Department of Educational Psychology, South Africa Melanie Moen --- Centre for the Study of Resilience and Department of Educational Psychology, South Africa“Telling stories and adding scores: Measuring resilience in young children affected by maternal HIV and AIDS”, demonstrates how a concurrent mixed method design assisted cross-cultural comparison and ecological descriptions of resilience in young South African children, as well as validated... -
Factors associated with self-rated health status among university students from 26 low, middle and high income countries
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Supa Pengpid --- ASEAN Institute for Health Development, Thailand Karl Peltzer --- ASEAN Institute for Health Development, Thailand T. Alafia Samuels --- Faculty of Medical Sciences, Barbados Alexander Gasparishvili --- Lomonosov Moscow State University, RussiaThe aim of this study was to investigate self-reported health status and associated factors in low, middle and high income countries. Using anonymous questionnaires, data were collected in a cross-sectional survey from 19 811 undergraduate university students (mean age=20.8, SD=2.8)... -
Incidence and progression of diabetic retinopathy within a private diabetes mellitus clinic in South Africa
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: RL Thomas --- Diabetes Research Unit, Wales L Distiller --- Centre for Diabetes and Endocrinology, South Africa SD Luzio --- Diabetes Research Unit, Wales VJ Melville --- Centre for Diabetes and Endocrinology, South Africa S Roy Chowdhury --- Institute of Molecular and Experimental Medicine, Cardiff University, Wales B Kramer --- Centre for Diabetes and Endocrinology, South Africa DR Owens --- Diabetes Research Unit, WalesObjective: The study objective was to examine the influence of glycaemic control and ethnic variations on the incidence and progression of diabetic retinopathy (DR). -
Predictors of tuberculosis treatment defaulting in informal dwellers within the eThekwini municipality, Kwazulu-Natal
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: A Rajagopaul --- Department of Community Health Studies Faculty of Health Sciences, E J Kistnasamy --- Department of Community Health Studies Faculty of Health Sciences, P Reddy --- Department of Community Health Studies Faculty of Health Sciences,Globally, tuberculosis causes more than 2-million deaths annually. Despite the implementation of the directly observed treatment strategy (DOTS) in South Africa, cure and defaulter rates have not reached World Health Organization (WHO) target rates. This causes concern as it may... -
Factors Affecting Nonadherence to Tuberculosis Treatment in uMgungundlovu Health District in 2010
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Z S I Ndwandwe --- Edendale Hospital, S Mahomed --- School of Laboratory Medicine and Medical Science, College of Health Sciences, University of KwaZulu-Natal, E Lutge --- Epidemiology, Research and Knowledge Management, S E Knight --- School of Nursing and Public Health, College of Health Sciences, University of KwaZulu-Natal,KwaZulu-Natal has a high burden of tuberculosis disease, and is currently not meeting national and international treatment outcome targets. The aim of this study was to investigate patient-related and socio-economic factors that affect treatment adherence in patients on tuberculosis treatment... -
A high seroprevalence of Toxoplasma gondii antibodies in a population of feral cats in the Western Cape province of South Africa
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Kenneth Hammond-Aryee --- DST/NRF Centre of Excellence for Biomedical and Tuberculosis Research/SAMRC Centre for Tuberculosis Research, Division of Molecular Biology and Human Genetics, Faculty of Medicine and Health Sciences, South Africa Monika Esser --- Immunology Unit, NHLS Tygerberg, Division Medical Microbiology, Department of Pathology, Faculty of Health Sciences, South Africa Lesley van Helden --- Veterinary Services: Animal Health, Western Cape Government Agriculture, South Africa Paul van Helden --- DST/NRF Centre of Excellence for Biomedical and Tuberculosis Research/SAMRC Centre for Tuberculosis Research, Division of Molecular Biology and Human Genetics, Faculty of Medicine and Health Sciences, South AfricaToxoplasma gondii is an obligate intracellular protozoan pathogen that causes toxoplasmosis; and, is of global importance. T. gondii is highly pathogenic to both humans and animals due to its ability to infect almost all mammals and birds. Felids are the... -
Assessment of noise pollution from electricity generators in a high-density residential area
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Nwasinachi U. Menkiti --- Centre for Environmental Management and Control, Nigeria Jonah C. Agunwamba --- Centre for Environmental Management and Control, NigeriaNoise pollution associated with household electricity generators is an emerging environmental degradation in many developing nations. The aim of this study is to evaluate noise pollution from the use of household electricity generators in a high-density residential area. A survey... -
An assessment of the reproductive biology of the Marico barb Barbus motebensis from the upper Groot Marico catchment, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: D Kindler --- Department of Zoology, South Africa GM Wagenaar --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa OLF Weyl --- Centre for Invasion Biology, SAIAB, South AfricaBarbus motebensis is endemic to the Groot Marico River catchment in the North West province, South Africa, and is considered of particular conservation importance due to being Red-Listed as Vulnerable. Due to its vulnerable conservation status, the aim of this... -
Aquatic invertebrate fauna of wells in a tropical mountain climate, western Cameroon
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: G Nana Nkemegni --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun SH Zébazé Togouet --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun A Fomena --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun OF Pountougnigni --- Laboratoire de Biologie Générale, Faculté des Sciences, Université de Yaoundé 1, Cameroun C Piscart --- UMR CNRS 6553 Ecosystèmes, Biodiversité, Evolution (ECOBIO), Université Rennes 1, FranceThe present study, conducted between May 2012 and September 2013, aimed to determine the distribution of groundwater invertebrates in the Bamoun tableland, Cameroon. A total of 216 samples taken from 30 wells in four localities – Foumban, Foumbot, Kouoptamo and... -
Factorial invariance of the Rahim emotional quotient index
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Martina Kotzé --- Business School, University of the Free State, South Africa Petrus Nel --- Department of Industrial Psychology, South AfricaThis study investigated the degree of factorial invariance of the 30-item Rahim Emotional Quotient Index (REQI) (Afzalur Rahim et al., 2002) across gender and language, using multiple group confirmatory factor analysis. Respondents were 341 full-time employed applicants to programmes in... -
Acute postoperative pain in 1 231 patients at a developing country referral hospital: incidence and risk factors
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Adriaan Albertus Murray --- Department of Anaesthesiology and Critical Care, Faculty of Medicine and Health Sciences, South Africa Francois Wilhelm Retief --- Department of Anaesthesiology and Critical Care, Faculty of Medicine and Health Sciences, South AfricaBackground: Postoperative pain is poorly studied in developing countries. At a Western Cape referral hospital, it was aimed to determine the incidence of acute postoperative pain, to identify populations associated with a higher risk thereof (in order to guide resource... -
Developing and Utilizing Efficient Ties in Entrepreneurial Networks in Africa
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Sean Lux --- University of South Florida College of Business, USA Bruce T. Lamont --- Florida State University, USA Kimberly M. Ellis --- Florida Atlantic University, USA Gerald R. Ferris --- Florida State University, USA John Muchira --- Florida State University, USAHow do an entrepreneur's capabilities affect social network development? What characteristics of the African context make network dynamics different than in more Westernized and developed markets? A theoretical model that links social effectiveness to effective relationship building and network development... -
The implication of using a fixed form factor in areas under different rainfall and soil conditions for Pinus kesiya in Zambia
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Darius Phiri --- School of Natural Resources, Zambia Eliud Phiri --- 47 Second Street, Mindolo, Zambia Robby Kasubika --- School of Natural Resources, Zambia Donald Zulu --- School of Natural Resources, Zambia Chisala Lwali --- School of Natural Resources, ZambiaThe study was undertaken to evaluate form factors for Pinus kesiya growing in the three Zambia Forest and Forestry Industries Corporation (ZAFFICO) plantations – the Ndola, Ichimpe and Chati groups – under different rainfall (900–1 500 mm) and soil conditions (pH... -
The exploratory and confirmatory factor analyses of two subjective career success instruments
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Eileen Koekemoer --- Department of Human Resource Management, South Africa Jan Alewyn Nel --- Department of Human Resource Management, South Africa Audine du Toit --- WorkWell Research Unit, South AfricaThis study investigated the psychometric properties of two subjective career success instruments within the South African context: Perceived Career Success (PCSS: Gattiker & Larwood, 1986) and Life Success Measures Scale (LSMS: Parker & Chusmir, 1992). Data were collected via a... -
Randomisation in a clinical trial: is it feasible in the Ebola crisis? If it is, then which method is suitable?
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Jesca Mercy Batidzirai --- School of Mathematics, Statistics and Computer Science, South AfricaRandomisation is an integral component of any sensible clinical trial. Randomisation is the only way we can be sure that the patients have been allocated into the treatment arms with as minimum bias as possible, and that the treatment arms... -
Measurement invariance across gender and ethnicity on the Emotional Quotient Inventory 2.0
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Casper J. J. Van Zyl --- Department of Psychology, South AfricaThis study investigated the measurement invariance of the Emotional Quotient Inventory 2.0 across gender and ethnic groups in South Africa. The sample consisted of 1 144 working adults (female = 49.8%. black = 36.2%, white = 29.8%; other = 34%;... -
Psychometric properties of a measure of psychological factors among francophone adolescent learners in a South African setting
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Moletsane Mokgadi --- Department of Educational Psychology, South Africa Robert Kananga Mukuna --- Department of Educational Psychology, South AfricaThis study reported on the psychometric properties of a prospective measure of psychological wellbeing among immigrant francophone adolescent learners in high schools in the Western Cape, South Africa. The sample size comprised 170 participants (females = 51%; age range 14... -
The value of six key soil variables for incorporation into a South African forest site classification system
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Josua H Louw --- School of Natural Resource Management, South AfricaThe intensive nature of management practices in the exotic monoculture plantations of South Africa requires reliable decision support systems. Recent socio-economic developments, the need for optimal forest productivity, as well as increasing awareness of broader ecosystem values and environmental risks,... -
Risk factors of poor anthropometric status in children under five years of age living in rural districts of the Eastern Cape and KwaZulu-Natal provinces, South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Ms Lesiapeto --- Centre for Excellence in Nutrition, South Africa Cm Smuts --- Centre for Excellence in Nutrition, South Africa Sm Hanekom --- Centre for Excellence in Nutrition, South Africa J Du Plessis --- Department of Statistics, South Africa M Faber --- Nutritional Intervention Research Unit, South AfricaObjectives: Factors associated with children’s anthropometric status were determined. -
Nutrition in paediatric Crohn’s disease
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: O. Goulet --- Department of Pediatric Gastroenterology, Hepatology and Nutrition, FranceInflammatory bowel disease (IBD) such as Crohn’s disease (CD) results from the interaction between an individual’s immune response and precipitant environmental factors, which generate an anomalous chronic inflammatory response in those who are genetically predisposed. Protein-energy malnutrition (PEM) is a... -
Household market participation and stunting in preschool children in Lilongwe, Malawi
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Al Howard --- Department of Global and Community Health, Mk Komwa --- Department of Environmental Science and Policy, R. Yohane --- Kanengo AIDS Support Organization, Kh Jacobsen --- Department of Global and Community Health,Background: Stunting among Malawian preschool children continues to be a concern. -
Patient safety and nutrition: is there a connection?
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Christina Nieuwoudt --- University of Pretoria Past Chairperson, United Arab EmiratesNutrition care is not always recognised as a patient safety issue. This article explores the origins of the patient safety initiative and seeks to identify possible connections between nutrition care and patient safety. Examples of tools that can be used... -
Eating behaviour, eating attitude and body mass index of dietetic students versus non-dietetic majors: a South African perspective
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Sm Kassier --- Discipline of Dietetics and Human Nutrition, Durban Fj Veldman --- Discipline of Dietetics and Human Nutrition, DurbanObjectives: The objective was to determine and compare the eating behaviour, eating attitude and body mass index (BMI) of dietetic students to those of non-dietetic majors. -
Fuel properties comparison of species of microalgae and selected second-generation oil feedstocks
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Andrew C. Eloka-Eboka --- Discipline of Mechanical Engineering, South Africa Chiemela Onunka --- Discipline of Mechanical Engineering, South AfricaComparative investigation and assessment of microalgal technology as a biodiesel production option was studied alongside other second generation feedstocks. This was carried out by comparing fuel properties of species of Chlorella vulgaris, Duneliella spp., Synechococus spp. and Senedesmus spp. with... -
Barriers to the growth of small, micro and medium-sized business enterprises in the Vaal Triangle region of South Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Zeleke Worku --- Tshwane University of Technology Business School, South AfricaThe purpose of the study was to identify and quantify factors that are responsible for the high rate of failure in newly established SMMEs in the Vaal Triangle region of Gauteng Province in South Africa. The study was based on... -
Investigation of the coexistence of CKD and non-communicable chronic diseases in a PBM company in South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: WP Meuwesen --- Medicine Usage in South Africa (MUSA), South Africa JM du Plessis --- Medicine Usage in South Africa (MUSA), South Africa JR Burger --- Medicine Usage in South Africa (MUSA), South Africa MS Lubbe --- Medicine Usage in South Africa (MUSA), South Africa M Cockeran --- Medicine Usage in South Africa (MUSA), South AfricaBackground: Chronic kidney disease (CKD) is a public health problem, with increasing global prevalence. Several factors could influence the prognosis of CKD, including comorbid chronic conditions. This study investigated the coexistence of CKD and non-communicable chronic diseases in the private... -
Clinical correlates of suicidality among individuals with HIV infection and AIDS disease in Mbarara, Uganda
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Godfrey Zari Rukundo --- Department of Psychiatry, Uganda Eugene Kinyanda --- Department of Psychiatry, Uganda Brian Mishara --- Centre for Research and Intervention on Suicide and Euthanasia and Psychology Department, CanadaThe association between suicidality and HIV/AIDS has been demonstrated for three decades, but little is know about risk factors that can help understand this association and help identify who is most at risk. Few research studies have been conducted in... -
Prevention of mother-to-child transmission (PMTCT) implementation in rural community health centres in Mpumalanga province, South Africa
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Karl Peltzer --- HIV/AIDS/STIs and TB (HAST) Research Programme, South Africa Guillermo Prado --- Center for Prevention Implementation Methodology (CePIM) for Drug Abuse and Sexual Risk Behavior, USA Viviana Horigian --- Florida Node Alliance of the National Drug Abuse Treatment Clinical Trials Network, USA Stephen Weiss --- Department of Psychiatry and Behavioral Sciences, USA Ryan Cook --- Department of Psychiatry and Behavioral Sciences, USA Sibusiso Sifunda --- HIV/AIDS/STIs and TB (HAST) Research Programme, South Africa Deborah Jones --- Department of Psychiatry and Behavioral Sciences, USAThis study explores organisational and individual provider influences on prevention of mother-to-child transmission (PMTCT) implementation at 12 community health centres (CHCs) in a rural South African setting. Clinic staff members (N = 103; females = 86%, nurse managers = 9.7%,... -
An evaluation of factors influencing perceptual experiences and future plans of final-year medical interns in the Free State, 2013–2014
Item type: Journal Article • Journal: South African Family Practice • Authors: N Mofolo --- Faculty of Health Sciences, Department of Family Medicine, South Africa J Botes --- Faculty of Health Sciences, Department of Family Medicine, South AfricaBackground: Medical internship refers to the 24-month period of supervised training in an accredited facility, where newly qualified doctors rotate through all relevant medical domains before starting their community service as medical practitioners. The Free State province has one academic... -
Environmental health factors associated with diarrhoeal diseases among under-five children in the Sebeta town of Ethiopia
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: AI Mohammed --- Medical and Health Services Department, Ethiopia Li Zungu --- Department of Health Studies, South AfricaThe aim of this study was to assess and explore household environmental health factors associated with the occurrence of diarrhoea experienced by children under five years of age in Sebeta town of Ethiopia. A cross-sectional study, using stratified random sampling... -
Factorial invariance and latent mean differences of the Beck Depression Inventory – second edition (BDI-II) across gender in South African university students
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Malose Makhubela --- Department of Psychology, Legesse Kassa Debusho --- Department of Statistics,This study examined the measurement invariance of scores from the BDI-II as well as the differences in latent mean scores by gender. Participants were 919 South African university students (females = 72%). They completed the BDI-II, which is a measure... -
A criminogenic profile of a sample of South African high school learners
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Johan Prinsloo --- Department of Criminology,This study investigated the prevalence of criminogenic risk factors among South African high school learners. A sample of 312 high school learners attending a secondary (high) school in the Gauteng province of South Africa were surveyed (55.3% = female). They... -
Organochlorine pesticides in Cyprinus carpio from Sidi Salem Dam, north-western Tunisia
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: N Mzoughi --- Institut National des Sciences et Technologies de la Mer, Laboratoire Milieu Marin, R Ennouri --- Institut National des Sciences et Technologies de la Mer, Laboratoire Milieu Marin, L Chouba --- Institut National des Sciences et Technologies de la Mer, Laboratoire Milieu Marin,Cyprinus carpio (Linnaeus, 1758) caught in Sidi Salem Dam in 2011 were analysed for the levels of organochlorine pesticides (OCPs), including hexachlorobenzene (HCB), aldrin, heptachlor, lindane, dieldrin, endrin, and pp′-DDT and its two main metabolites pp′-DDD and pp′-DDE, in order... -
Food and wine pairing: A new approach
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Peter Klosse --- Academie voor Gastronomie, Hotel Gastronomique De Echoput, NetherlandsFlavour can be assessed objectively with the use of the newly developed flavour styles theory. In this approach, flavour is structured on the parameters contracting mouthfeel, coating mouthfeel and flavour richness. The result is the flavour styles cube. The eight... -
The Strategic Employment Experience (SEE) Matrix
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Michael Njingu Chibili --- Stenden Hotel Management School, The NetherlandsA new tool was developed and tested for the assessment and evaluation of job satisfaction within organisations. The tool is based on Herzberg's two-factor theory, and measures the performance and the importance of motivators and hygiene factors within the work... -
Happiness and health behaviours among university students from 24 low, middle and high income countries
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Karl Peltzer --- HIV/AIDS/STI/and TB (HAST), Human Sciences Research Council, South Africa Supa Pengpid --- University of Limpopo, South Africa Tholene Sodi --- University of Limpopo, South Africa Sonia Carolina Mantilla Toloza --- Departamento de Fisioterapia. Facultad de Salud, ColombiaThe aim of this study was to examine health behaviours and happiness and associated factors in low, middle and high income countries. In a cross-sectional survey, 17 508 undergraduate university students (mean age 20.9, SD = 2. 8) from 25... -
Allometric models for height and aboveground biomass of dominant tree species in South African Mistbelt forests
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Sylvanus Mensah --- Department of Forest and Wood Science, South Africa Ruan Veldtman --- South African National Biodiversity Institute, South Africa Thomas Seifert --- Department of Forest and Wood Science, South AfricaNovel species-specific equations for the estimation of height and aboveground biomass were established for four dominant tree species (Syzygium gerrardii Burtt Davy, Combretum kraussii Hochst., Trichilia dregeana Sond. and Croton sylvaticus Hochst.), in the Northern Mistbelt Forests of South Africa... -
Indirect methods of tree biomass estimation and their uncertainties
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Marco A Njana --- Tanzania Forest Services Agency, TanzaniaTree aboveground biomass (AGB) may be determined using direct (weighing or biomass models) and indirect (involving the use of a form factor [FF]) or volume models, basic density [BD] and biomass expansion factor [BEF]) methods. Focusing on three dominant mangrove... -
The multidimensional nature of HIV stigma: evidence from Mozambique
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Maria A Carrasco --- Department of Health, Behavior and Society, Johns Hopkins Bloomberg School of Public Health, USA Rosario Arias --- Department of Health, Behavior and Society, Johns Hopkins Bloomberg School of Public Health, USA Maria E Figueroa --- Johns Hopkins Center for Communications Programs, USAHIV stigma continues to be a major challenge to addressing HIV/AIDS in various countries in sub-Saharan Africa, including Mozambique. This paper explores the multidimensional nature of HIV stigma through the thematic analysis of five qualitative studies conducted in high HIV... -
Obesity and associated factors in young adults attending tertiary institutions in south-eastern Nigeria
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Patricia Ogechi Ukegbu --- Department of Human Nutrition and Dietetics, Nigeria Ada Charity Uwaegbute --- Department of Human Nutrition and Dietetics, Nigeria Chinyere Akudo Echendu --- Department of Human Nutrition and Dietetics, Nigeria Chukwunonso Ejike --- Department of Biochemistry, Nigeria Julie Uche Anyika-Elekeh --- Department of Human Nutrition and Dietetics, Nigeria Victoria Uzoamaka Asumugha --- Department of Human Nutrition and Dietetics, Nigeria Solomon Abasiekong Kuyik --- Department of Food Science and Technology, Nigeria Shola Omodamiro --- Department of Biochemistry, Nigeria Blessing Nwofia --- Department of Human Nutrition and Dietetics, Nigeria Chinwe Uzokwe --- Department of Human Nutrition and Dietetics, Nigeria Chidinma Oluchi-Nliam --- Department of Human Nutrition and Dietetics, Nigeria Nnenna Uwakwe --- Department of Human Nutrition and Dietetics, NigeriaObjective: To assess prevalence of overweight/obesity and associated factors in a group of university undergraduates in south-east Nigeria. -
Key factors influencing the online buying decision when purchasing products in specific product categories
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sharon Rudansky-Kloppers --- Department of Business Management, South AfricaOnline shopping in South Africa is at least five years behind that in developed countries and online retailers need to adapt their online presence and offerings in order to elevate their position over competitors. This study explores the key factors... -
Schistosomiasis risk factors based on the infection status among school-going children in the Ndumo area, uMkhanyakude district, South Africa
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Muhubiri Kabuyaya --- School of Nursing and Public Health, Department of Public Health Medicine, South Africa Moses John Chimbari --- School of Nursing and Public Health, Department of Public Health Medicine, South Africa Tawanda Manyangadze --- School of Nursing and Public Health, Department of Public Health Medicine, South Africa Samson Mukaratirwa --- School of Life Sciences, South AfricaBackground: Schistosomiasis remains a public health burden in South Africa, particularly in KwaZulu-Natal. The study aimed to identify the risk factors for transmission of Schistosoma haematobium among school-going children in the Ndumo area of uMkhanyakude district, KwaZulu-Natal. -
A note on non-monogenity of number fields arised from sextic trinomials
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Anuj Jakhar --- Indian Institute of Technology (IIT), India Sumandeep Kaur --- Panjab University, IndiaLet K = Q (θ) be an algebraic number field with θ a root of an irreducible polynomial f(x) = x 6 + axm + b belonging to ℤ[x] and 1 ≤ m ≤ 5. Let OK be the... -
Psychological validation of the Rosenberg Self-Esteem Scale (RSES) in South Africa: Method effects and dimensionality in black African and white university students
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Malose Makhubela --- Department of Psychology, Solomon Mashegoane --- Department of Psychology,The study examined the factor structure and cross-cultural validity of the Rosenberg Self-esteem Scale (RSES) in a sample of South African students (N = 862; black African = 67%, female = 71.5%). Alternative a priori CFA models (unidimensional, bi-dimensional and... -
Construct validation of the Zimbardo Time Perspectives Inventory
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Nico Keyser --- Department of Economics, South AfricaThe aim of the present study was to validate the factorial structure and psychometric properties of the Zimbardo Time Perspectives Inventory (ZTPI) in a South African student sample. A total of 200 students completed the ZTPI. The sample comprised 58... -
Ghost crab burrow density at Watamu Marine National Park: An indicator of the impact of urbanisation and associated disturbance?
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: HFR Hereward --- School of Animal, Rural and Environmental Sciences, UK LK Gentle --- School of Animal, Rural and Environmental Sciences, UK ND Ray --- School of Animal, Rural and Environmental Sciences, UK RD Sluka --- A Rocha Kenya, KenyaGhost crab (Ocypode species) burrow densities have previously been used as an indicator of anthropogenic impact. This study aimed to assess the burrow density of Ocypode species (O. ryderi and O. cordimanus) at four sites across Watamu Marine National Park,... -
Seasonality in the cross section of factor premia
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Adam Zaremba --- Department of Investment and Capital Markets, PolandThis study examines the seasonality effect in the cross section of factor premia representing a broad set of stock market strategies. Using cross-sectional and time-series tests, we investigated the cross-sectional seasonality of market, value, size, momentum, quality and low-risk premia... -
HIV and AIDS-related stigma and discrimination in two referral hospitals in Ethiopia
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Befekadu S Wodajo --- Department of Health Studies, College of Human Sciences, Gloria Thupayagale-Tshweneagae --- Department of Health Studies, College of Human Sciences, Oluwaseyi A Akpor --- Department of Health Studies, College of Human Sciences,The aim of the study was to determine the magnitude of HIV and AIDS-related stigma and discrimination (SAD) and its associated factors in healthcare settings. Primary data were collected from June to September 2014 from two referral hospitals located in... -
Generating optimum solar output energy with three-dimensional photovoltaic system – the effect of solar radiation
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Olufunmilayo Alice Mafimidiwo --- School of Engineering, South Africa Akshay Kumar Saha --- School of Engineering, South AfricaIn order to optimize the solar energy generated from a photovoltaic solar panel, adequate utilization of the global irradiation incident on the photovoltaic panel is necessary. Solar irradiation received on the surface of any material on the earth could be... -
Evaluating fit of the Prospective and Retrospective Memory Questionnaire (PRMQ) in a Nigerian adult population
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Philip C. Mefoh --- Department of Psychology, Nigeria Lawrence E. Ugwu --- Department of Psychology, Nigeria Agnes E. Okafor --- Department of Social Work, NigeriaThis study aimed to evaluate the latent structure of the Prospective and Retrospective Memory Questionnaire (PRMQ) and to estimate the reliability and validity of scores from the measure in a Nigerian adult population (N = 758; age range = 18... -
Population structure of the sicklefin lemon shark Negaprion acutidens within the Curieuse Marine National Park, Seychelles
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RD Hodgkiss --- Global Vision International Seychelles, Seychelles A Grant --- Global Vision International Seychelles, Seychelles JHR McClelland --- Global Vision International Seychelles, Seychelles R Quatre --- Seychelles National Parks Authority, Seychelles B Rademakers --- Global Vision International Seychelles, Seychelles C Sanchez --- Nature Seychelles, Seychelles C Mason-Parker --- Global Vision International Seychelles, SeychellesThis study produced the first data on population parameters for sicklefin lemon shark Negaprion acutidens at the granitic Seychelles Islands, adding to a limited catalogue of species information. Juveniles at a site in the Curieuse Marine National Park were tagged... -
Cadres and compatriots: An analysis of their good lives as presented by Top Billing
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Brandaan Huigen --- Institute of Social and Cultural Anthropology, Free University of Berlin, GermanyTop Billing is a South African lifestyle show, aired by the national broadcaster, the South African Broadcasting Corporation. The show promotes the “good life,” covering the lifestyles of wealthy South Africans. Segments on mansions and especially weddings are the most... -
Women who give birth before arriving at National District Hospital in Bloemfontein, Free State
Item type: Journal Article • Journal: South African Family Practice • Authors: A Beukes --- Faculty of Health Sciences, School of Medicine, South Africa T Mabasa --- Faculty of Health Sciences, School of Medicine, South Africa L Mkhungo --- Faculty of Health Sciences, School of Medicine, South Africa C Olivier --- Faculty of Health Sciences, School of Medicine, South Africa N Ramoo --- Faculty of Health Sciences, School of Medicine, South Africa D Van Rooi --- Faculty of Health Sciences, School of Medicine, South Africa BR Dawadi --- Faculty of Health Sciences, Department of Family Medicine, South Africa G Joubert --- Faculty of Health Sciences, Department of Biostatistics, South AfricaBackground: Birth before arrival (BBA) contributes to the neonatal death rate in South Africa. This study aimed to determine the profile of and reasons for women giving birth prior to arrival at National District Hospital, Bloemfontein. -
Self-esteem, employability attributes, and retention factors of employees within the financial sector
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ingrid L. Potgieter --- Department of Human Resource Management, South Africa Lemakatso Mawande --- Department of Human Resource Management, South AfricaThis study explored the relationship between personal factors and job retention in a South African financial services sector setting. A non-probability purposive sample of employees (n = 383; females = 57%, black = 42%) of two financial institutions were participants... -
Career meta-capacities and retention factors of recruitment advertising agencies: An exploratory study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Nadia Ferreira --- Department of Human Resource Management, South Africa Ester Mujajati --- Department of Human Resource Management, South AfricaThis study aimed to determine the extent to which employees’ career adaptability and employability capacities predicted employee retention factors in the information sector industry. A probability sample of 337 South African recruitment advertising employees participated in the study (females =... -
Towards understanding habitat use patterns of an endangered galliform subspecies, Pternistis bicalcaratus ayesha: implications for conservation
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Saâd Hanane --- Forest Research Center, High Commission for Water, Forests and Desertification Control, Morocco Najib Magri --- Forest Research Center, High Commission for Water, Forests and Desertification Control, MoroccoDetermination of factors affecting habitat selection is a major topic in avian ecology, with strong implications for conservation purposes. Studies dealing with the impacts of ecological factors on breeding spurfowls, especially the Critically Endangered Double-spurred Spurfowl Pternistis bicalcaratus ayesha, are... -
Daily life with early orphanhood from HIV/AIDS: An exploratory study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Asamenew Demessie Bireda --- Faculty of Education, South Africa Jace Pillay --- South African Research Chair: Education and Care in Childhood, Faculty of Education, South AfricaThis study explored the everyday lived life by South African early adolescents orphaned by HIV/AIDS. Informants were ten early adolescents (age range 12 to 14 years; females = 6; males = 4) from a low socioeconomic status neighbourhood of Johannesburg. The adolescents completed autobiographical... -
An evaluation of personality traits associated with job satisfaction among South African anaesthetists using the Big Five Inventory
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: P Kisten --- Department of Anaesthesiology, South Africa H Kluyts --- Department of Anaesthesiology, South AfricaBackground: Job satisfaction is a vital contributor to occupational well-being and may be instrumental in mitigating stress and the adverse effects thereof. This is particularly pertinent in anaesthesiology, which is an inherently stressful field. There are myriad factors, including personality... -
Psychometric validation of an Organisational Performance Questionnaire (OPQ) based on the Burke-Litwin model
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Benny Olivier --- University of South Africa, South AfricaThis study reports the findings on the development and validation of an Organisational Performance Questionnaire (OPQ) based on the Burke-Litwin model. Respondents were 398 employees from various public and private sector organisations in South Africa, consisting of different genders (male... -
Demographic correlates of normative beliefs about aggression among adolescents from low income communities in South Africa
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Anita Padmanabhanunni --- Department of Psychology, South Africa Martin Gerhardt --- Department of Psychology, South AfricaThe present study investigated the association of age, gender, and family size with normative beliefs about aggression among South African adolescents from low-income areas. Adolescents (n = 229; mean age = 16 years; female = 61%) completed the Normative Beliefs... -
What affects portfolio yield of microfinance institutions? Evidence from Bangladesh
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Md. Aslam Mia --- Department of Development Studies, Faculty of Economics and Administration, Malaysia Md. Sohel Rana --- Department of Business Strategy and Policy, Faculty of Business and Accountancy, MalaysiaDespite the success and rapid growth of the microfinance industry worldwide, there has been very little sign of any abatement of the high interest rates. High interest rates in microfinance rescind consumer benefits and limit the outreach of microfinance institutions... -
Extrapulmonary tuberculosis in the setting of HIV hyperendemicity at a tertiary hospital in Durban, South Africa
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: S Gounden --- Department of Internal Medicine, School of Clinical Medicine, South Africa R Perumal --- Department of Pulmonology and Critical Care, Centre for the AIDS Programme of Research in South Africa, South Africa NP Magula --- Department of Internal Medicine, School of Clinical Medicine, South AfricaBackground: South Africa has the highest burden of tuberculosis/human immunodeficiency virus (TB/HIV) co-infection in the world, with the province of KwaZulu-Natal representing the global epicentre of TB/HIV. While significant progress has been made to improve the diagnosis of pulmonary tuberculosis,... -
“Being attentive”: exploring other-than-human agency in medicinal plants through everyday Rastafari plant practices
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Tihana Nathen --- Department of Anthropology and Sociology, South AfricaThe focus is on everyday practices and relations between local medicinal plants, Rastafari bossiesdokters [bush doctors] and kruiemanne [herbalists] of the Matzikama Local Municipality, which lies in the far north-west of the Western Cape Province. Inspired by the work of... -
International transmission of risk factor movements: The case of developed markets
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Hyung-Suk Choi --- School of Business, Korea Doojin Ryu --- College of Economics, Korea Heejin Yang --- School of Finance, KoreaUnder the Carhart four-factor system, this study examines the international transmission mechanism among country-specific risk factors by focusing on the cross-border transmission of factor innovation. We find that international stock markets are interrelated with respect to market, size, value and... -
Factors influencing the implementation of e-commerce innovations: The case of the Nigerian informal sector
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: B. F. Ajao --- National Centre for Technology Management, Obafemi Awolowo University, Nigeria T. O. Oyebisi --- African Institute for Science Policy and Innovation, Obafemi Awolowo University, Nigeria H. O. Aderemi --- Department of Management and Accounting, Obafemi Awolowo University, NigeriaThis paper investigated the factors influencing e-commerce adoption amongst small enterprises in Southwestern Nigeria with a view to contributing to debates on technological adoption in the informal sector. -
Latent structure of the Post-Traumatic Stress Disorder (PTSD) Checklist for DSM-5 (PCL-5) in South African mortuary workers
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Malose Makhubela --- Department of Psychology, South AfricaThis study applied confirmatory factor analysis (CFA) to determine the dimensionality of PTSD symptoms as measured by the Post-Traumatic Stress Disorder Checklist for DSM-5 (PCL-5, Weathers et al., 2013). Participants were 150 trauma-exposed mortuary workers. Six alternative factor solutions resulted... -
Reproductive strategies of smooth-head catfish Clarias liocephalus (Boulenger, 1898), in the Rwizi-Rufuha wetland system, south-western Uganda
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: J Yatuha --- Biology Department, Uganda J Rutaisire --- National Agricultural Research Organization, Uganda L Chapman --- Department of Biology, Canada J Kang’ombe --- Bunda College of Agriculture, Malawi D Sikawa --- Bunda College of Agriculture, MalawiThe reproduction of the smooth-head catfish (Clarias liocephalus), a heavily exploited wetland fish in Uganda, in a data-deficient fishery, was studied from January to December 2011. Analyses were based on a sample of 854 fish specimens obtained from a chain... -
Liquidity and size effects on the Johannesburg Stock Exchange (JSE)
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Graeme McKane --- School of Economic and Business Sciences, South Africa James Britten --- School of Economic and Business Sciences, South AfricaThis study explores the existence of a liquidity premium on the Johannesburg Stock Exchange (JSE) and its potential interaction with the well-documented size effect. It builds on the stream of South African literature that examines liquidity as a standalone factor... -
Personal and socio-ecological resilience resources among school-going teenage mothers: An exploratory study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Macalane Junel Malindi --- School of Education Studies, South AfricaThis qualitative study explored the self-perceived personal and socio-ecological resilience resources that enabled teenage mothers to cope with early parenthood and school in a South African school. Participants were a convenient sample of ten school-going teenage mothers in the Gauteng... -
Social determinants of subjective well-being among young adults living in the Eastern Cape, South Africa
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: David Morton --- Department of Nursing Science, Faculty of Health Sciences, South Africa Dalena van Rooyen --- Department of Nursing Science, Faculty of Health Sciences, South Africa Danie Venter --- Department of Nursing Science, Faculty of Health Sciences, South Africa Lena Andersson --- Department of Social Work, Faculty of Social Sciences, SwedenWe investigated the relationships between certain social determinants (age, gender, marital status, education, income, and employment) and subjective well-being (SWB) in a young adult population in the Eastern Cape Province in South Africa. The participants consisted of 977 persons aged... -
Prevalence and determinants of congenital cytomegalovirus infection at a rural South African central hospital in the Eastern Cape
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Donald Tshabalala --- Department of Paediatrics, South Africa Howard Newman --- National Health Laboratory Service, Port Elizabeth, South Africa and Department of Pathology, Division of Medical Virology, South Africa Charles Businge --- Department of Obstetrics and Gynaecology, South Africa Sikhumbuzo A Mabunda --- Department of Public Health, South Africa Waldette Kemp --- National Health Laboratory Service, South Africa Pakama Beja --- Department of Paediatrics, South AfricaBackground: The Nelson Mandela Academic Hospital (NMAH) in Mthatha, Eastern Cape, is a rural central hospital, serving one of the poorest districts in South Africa. The prevalence of and risk factors for congenital cytomegalovirus (CMV) in this area are not... -
Concentrations and ecological risks of metals in surface sediments of some coastal creeks in the Niger Delta, Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: CMA Iwegbue --- Department of Chemistry, Nigeria OV Beecroft --- Department of Chemistry, Nigeria JE Ogala --- Department of Geology, Nigeria FE Egobueze --- Environment Department, Nigeria GO Tesi --- Department of Chemistry, Nigeria GE Nwajei --- Department of Chemistry, Nigeria BS Martincigh --- School of Chemistry and Physics, South AfricaThe concentrations of nine metals were measured by atomic absorption spectrophotometry in surface sediments of three coastal creeks, namely, the Ifie, Egbokodo and Ubeji creeks, in the Niger Delta of Nigeria, from August 2012 to January 2013. The aim of... -
Socioeconomic dynamics of the Ghanaian tuna industry: a value-chain approach to understanding aspects of global fisheries
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: E Drury O’Neill --- Stockholm Resilience Centre, Sweden NK Asare --- Department of Fisheries and Aquatic Sciences, Ghana DW Aheto --- Department of Fisheries and Aquatic Sciences, GhanaThis study investigated how an industrial tuna fishery functions in terms of procedures, practices, governance and finance in the context of Ghana, West Africa. Tuna is Ghana’s biggest seafood export, contributing significantly to the domestic fisheries sector. A case-study approach... -
Career-related dispositional factors in relation to retention within the retail sector: An exploratory study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Nadia Ferreira --- Department of Human Resource Management, South Africa Ingrid L. Potgieter --- Department of Human Resource Management, South AfricaThe study aimed to explore the extent to which employees’ organisational commitment and career adaptability predicted employee retention factors in the South African retail sector; taking employee demographics into account. A sample of 224 early to mid-career permanent retail employees... -
Personality and work-home interaction among dual-earner couples in South Africa: Testing an actor-partner interdependence model
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Carin Hill --- Department of Industrial Psychology and People Management, South Africa Lynne Blunn --- Department of Industrial Psychology and People Management, South AfricaThis study aimed to investigate the effect of personality on work-home interaction crossover effects among dual-earner couples in South Africa. The participants were dual-earner couples (n = 264; 132 couples) with young children. They completed measures on work-home interaction and... -
Personal factors in talent retention in the South African banking industry
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ingrid L. Potgieter --- Department of Human Resource Management, South Africa Annette M. Snyman --- Department of Human Resource Management, South AfricaThis study explored the influence of personal factors on job retention in a banking services sector setting. South African banking sector employees (n = 262) participated in the study (age range = 18–45 years; female = 62%, white = 57%)... -
Modifiable factors within the prevention of mother-to-child transmission programme associated with failure to prevent HIV transmission in the Onandjokwe district of Namibia
Item type: Journal Article • Journal: South African Family Practice • Authors: Flavia Strato Shayo --- Division of Family Medicine and Primary Care, South Africa Bob Mash --- Division of Family Medicine and Primary Care, South Africa -
Hypogonadism and associated risk factors in male patients with type 2 diabetes mellitus attending the diabetic clinic of Tikur Anbessa Specialized Teaching Hospital, Addis Ababa, Ethiopia
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Sisay Teka --- College of Medicine and Health Sciences, Ethiopia Samuel Kinde --- College of Health Sciences, Addis Ababa University, Ethiopia Gobena Dedefo --- College of Health Sciences, Addis Ababa University, Ethiopia Kissi Mudi --- Ethiopian Public Health Institute, Ethiopia Getahun Tarekegn --- Tikur Anbesa Specialized Teaching Hospital, EthiopiaBackground: A high prevalence of hypogonadism among men with type 2 diabetes mellitus (T2DM) has been reported worldwide. This in turn creates a substantial public health burden in terms of inadequate sexual function and potential infertility. However, the status of... -
Barriers hindering biomimicry adoption and application in the construction industry
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Olusegun A. Oguntona --- Sustainable Human Settlement and Construction Research Centre, Faculty of Engineering and the Built Environment, South Africa Clinton O. Aigbavboa --- Sustainable Human Settlement and Construction Research Centre, Faculty of Engineering and the Built Environment, South AfricaAttaining the goal of sustainability in the construction industry is a demanding task that comes with numerous challenges and complexities. To overcome these, biomimicry, as the study and emulation of nature’s features, processes and systems for solving diverse human issues... -
Socio-economic and Institutional Factors Influencing Uptake of Improved Sorghum Technologies in Embu, Kenya
Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: EL Chimoita --- Department of Agricultural Economics, Kenya CM Onyango --- Department of Crop Science and Protection, Kenya JP Gweyi-Onyango --- Department of Agricultural Science and Technology, Kenya JW Kimenju --- Department of Crop Science and Protection, KenyaFarmers’ socio-economic status and institutional support play a complementary role in influencing adoption of various improved agricultural value chain technologies. Despite considerable research efforts towards improving sorghum production and commercialisation to improve farmers’ socio-economic wellbeing in Kenya, a marginal number... -
Grandidierella lignorum (Amphipoda: Aoridae) can be used for assessing the toxicity of sediment with varying grain sizes and low organic content
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: NF Masikane --- Department of Zoology, South Africa BK Newman --- Coastal Systems Research Group, Natural Resources and the Environment, South Africa UM Scharler --- School of Life Sciences, South AfricaSediment grain size and organic matter influences the distribution of macrozoobenthic fauna. These parameters also influence bioavailability and toxicity of contaminants in aquatic systems, because sediment is the sink and source for most contaminants. These sediment parameters therefore potentially confound... -
Homicide–suicide: practical implications for risk reduction and support services at primary care level
Item type: Journal Article • Journal: South African Family Practice • Authors: C Kotzé --- Weskoppies Psychiatric Hospital/Department of Psychiatry, School of Medicine, South Africa JL Roos --- Weskoppies Psychiatric Hospital/Department of Psychiatry, School of Medicine, South AfricaHomicide–suicide (HS) has been defined as homicide committed by a person who subsequently commits suicide within one week of the homicide. In most cases it occurs within 24 hours. HS is a public health problem, victimising not only those directly... -
The Fama-French five-factor model: Evidence from the Johannesburg Stock Exchange
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Shaun Cox --- School of Economic & Business Sciences, South Africa James Britten --- School of Economic & Business Sciences, South AfricaThis study tests the effectiveness of the Fama and French (2015) five-factor model in explaining returns on the Johannesburg Securities Exchange (JSE). The five-factor model is compared to the traditional Fama-French three-factor model as well as other factor combinations. The... -
Correlates of physical activity among adults with anxiety symptoms in South Africa
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Supa Pengpid --- ASEAN Institute for Health Development, Thailand Karl Peltzer --- Deputy Vice Chancellor Research and Innovation Office, South AfricaThe present study aimed to assess the correlates of low physical activity in adults with anxiety in South Africa. Data from the South African National Health and Nutrition Examination Survey (a cross-sectional survey in 2012) were utilised. The sample included... -
The prevalence and risk factors for diabetes mellitus in healthcare workers at Tygerberg hospital, Cape Town, South Africa: a retrospective study
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Ankia Coetzee --- Department of Medicine, Division of Endocrinology, South Africa Amanda Beukes --- Department of Medicine, South Africa Reinhardt Dreyer --- Department of Medicine, South Africa Salaamah Solomon --- Tygerberg Academic Hospital, South Africa Lourentia van Wyk --- Tygerberg Academic Hospital, South Africa Roshni Mistry --- Tygerberg Academic Hospital, South Africa Magda Conradie --- Department of Medicine, Division of Endocrinology, South Africa Mari van de Vyver --- Tygerberg Academic Hospital, South AfricaObjectives: To assess the contribution of traditional and modifiable risk factors to the overall risk and prevalence of type 2 diabetes mellitus (T2DM) amongst health workers (HWs) in the public sector. -
Construct validity of a financial literacy instrument
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Nico Keyser --- Department of Economics and Finance, South Africa Cecile Duvenhage --- Department of Economics and Finance, South AfricaThe aim of the present study was to validate the factorial structure and psychometric properties of a financial literacy instrument in a South African student sample. A total of 265 students completed the measure (58.5% = female; 58.62% = black,... -
“I am still here!” Undergraduate medical students’ perceptions of resilience
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Anja Botha --- Department of Psychology, South Africa Lynette J. van der Merwe --- Undergraduate Medical Programme Management, School of Clinical Medicine, South AfricaThis study explored students’ perceptions as resilient learners. Participants were 500 South African medical school students (59.0% female; pre-clinical group median age 20 years; clinical group median age 22.6 years). The students completed an open-ended questionnaire on factors impacting their... -
Preliminary observations of the reproductive biology of the Frenchman seabream Polysteganus baissaci (Sparidae) from Mauritius
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: L Caussy --- Department of Biosciences and Ocean Studies, Faculty of Science, Mauritius C Appadoo --- Department of Biosciences and Ocean Studies, Faculty of Science, Mauritius WHH Sauer --- Department of Ichthyology and Fisheries Science, South Africa WM Potts --- Department of Ichthyology and Fisheries Science, South AfricaThe Frenchman seabream Polysteganus baissaci is an important commercial fish species found on the slopes of the fishing banks of the exclusive economic zone of Mauritius. Exploitation of this species started in 2007, and it is targeted using hydraulic reels... -
Prevalence of bullying victimisation and associated factors among in-school adolescents in Mozambique
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Karl Peltzer --- Department of Research & Innovation, South Africa Supa Pengpid --- ASEAN Institute for Health Development, Mahidol University, Salaya, Phutthamonthon, Nakhonpathom, Thailand; Department of Research & Innovation, South AfricaThe study aimed to assess the prevalence of bullying victimisation and its correlates among middle school students in Mozambique. We analysed cross-sectional survey data from the 2015 Mozambique Global School-based Health Survey (GSHS). The sample consisted of 1 918 participants... -
Are macroeconomic factors adequate proxies for systematic influences in stock returns? A South African perspective
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Jan J. Szczygielski --- Department of Financial Management, Gauteng, South Africa Leon M. Brümmer --- Department of Financial Management, Gauteng, South Africa Hendrik P. Wolmarans --- Department of Financial Management, Gauteng, South Africa Adam Zaremba --- Dubai Business School, United Arab EmiratesWe investigate whether macroeconomic factors adequately proxy for systematic influences in stock returns within the South African context. We also investigate whether a commonly used solution to factor omission in macroeconomic factor models, the residual market factor, adequately reflects systematic... -
Psychosocial factors impacting the college adjustment of undergraduate students: A scoping review
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Thelma Fennie --- Psychology Department, South Africa Yolanda Mayman --- Psychology Department, South Africa Chanel van Louw --- Psychology Department, South Africa Ebruphiyo Useh --- Psychology Department, South Africa Matapelo Kombora --- Psychology Department, South AfricaThis scoping review explores the emerging evidence on psychosocial factors that influence the adjustment and academic performance of undergraduate students. For the identification of pertinent studies, we searched the following electronic databases: EbschoHost, ERIC, ScienceDirect and Sabinet. Our inclusion criteria... -
Preliminary structural validation of the Afrikaans version of the Children’s Hope Scale
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Donnay Manuel --- Child and Family Studies, South Africa Maria Florence --- Child and Family Studies, South Africa Sabirah Adams --- Language Development Group, Centre for Higher Education Development, South Africa Mulalo Mpilo --- Child and Family Studies, South Africa Anton Delport --- Child and Family Studies, South Africa Mariska Pienaar --- Department of Psychology, South Africa Deborah Sinclair --- Child and Family Studies, South Africa Shazly Savahl --- Child and Family Studies, South AfricaThis study aimed to test the overall fit structure and reliability of scores from the Afrikaans version of the Children’s Hope Scale. The validation sample comprised of 899 adolescent learners selected from 12 schools located in the Western Cape province... -
Suicide attempt and associated factors among in-school adolescents in Mozambique
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Supa Pengpid --- ASEAN Institute for Health Development, Mahidol University, Thailand Karl Peltzer --- Department for Management of Science and Technology Development, VietnamThe study estimated the prevalence and correlates of suicide attempts in the past year in adolescents in Mozambique. We utilised a cross-sectional national secondary data set (N = 1 918; median age 15 years, interquartile range =3 years) from the... -
Availability of adequately iodised salt at household level and its associated factors in Robe town, Bale Zone, South East Ethiopia: community-based cross-sectional study
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Nagasa Dida --- , Ethiopia Abiyot Legese --- , Ethiopia Abdurhim Aman --- , Ethiopia Bilkisa Muhamed --- , Ethiopia Teshome Damise --- , Ethiopia Tizita Birhanu --- , Ethiopia Sintayehu Hailu --- , Ethiopia Jiregna Darega --- , Ethiopia Bedasa Woldamichael --- , Ethiopia Eshetu Gadisa --- , EthiopiaBackground: Iodine is a micronutrient required by the body in small amounts to prevent iodine deficiency disorder (IDD), which is a global public health concern. There were no specific data at household level of adequately iodised salt in the study... -
Breakfast consumption and its relationship to sociodemographic and lifestyle factors of undergraduate students in the School of Health Sciences at the University of KwaZulu-Natal
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Raeesa Seedat --- , South Africa Kirthee Pillay --- , South AfricaObjectives: A study was undertaken to investigate breakfast consumption and the sociodemographic and lifestyle profile of undergraduate students in the School of Health Sciences at the University of KwaZulu-Natal (UKZN), and to determine if these factors are related to body... -
The nexus of income diversification and welfare: Empirical evidence from Ethiopia
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mekonnen Sime Kidane --- , South Africa Edilegnaw Wale Zegeye --- , South AfricaIncome diversification plays an important role in addressing the adverse effects of climate and market failures. The study analyzes the impact of income diversification on household welfare. A two-round plot-level survey panel data comprising 1708 observations was used for the... -
Prevalence and correlates of interpersonal violence among in-school adolescents in Tanzania
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Supa Pengpid --- , Thailand Karl Peltzer --- , VietnamThe study aimed to assess the prevalence and correlates of interpersonal violence (physical attacks and physical fighting) among school-going adolescents in Tanzania. We analysed an existing data set of 3 765 adolescent learners (mean age = 14 years, SD =... -
Risk factors associated with youth gang involvement: An exploratory criminological case study analysis
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Anni Hesselink --- , South Africa Nigel Bradley Bougard --- , South AfricaThis study explored risk factors for youth gang involvement in the South African setting. Participants were five youth male gang members (between 21 to 24 years) from Gauteng province, South Africa. We interviewed them on childhood experiences they perceived to... -
Assessment of an HIV-prevention intervention for couples in peri-urban Uganda: pervasive challenges to relationship quality also challenge intervention effectiveness
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Phoebe Kajubi --- , Uganda Allison Ruark --- , USA Norman Hearst --- , USA Sam Ruteikara --- , Uganda Edward C Green --- , USAReducing multiple and concurrent partnerships has been identified as a priority in generalised HIV epidemics, yet developing successful interventions to bring about such behaviour change has proven challenging. We offered a three-session intervention aimed to improve couple relationship quality and... -
Improving the forecasts of commercial timber volume in transition forest in the northern Brazilian Amazon
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Robson B de Lima --- , Brazil Rinaldo LC Ferreira --- , Brazil José AA da Silva --- , Brazil Marcelino C Guedes --- , Brazil Jadson C de Abreu --- , Brazil Cinthia P de Oliveira --- , Brazil Robson C Lima --- , Brazil Diego AS da Silva --- , Brazil Renan M Santos --- , Brazil Erik PF Carvalho --- , Brazil Robson M de Araújo Silva --- , BrazilThe commercial volume in tropical forests is fundamental to the implementation of sustainable forest management plans. However, in the absence of local or generic volumetric equations, most forest managers and forest services are still using traditional form factors (FF) to... -
Absolute matrix summability via almost increasing sequence
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Hikmet Seyhan Özarslan --- , Turkey Bagdagul Kartal --- ,In the present paper, a new theorem concerning absolute matrix summability factors, which generalizes a theorem on the summability factors of infinite series, has been proved by using almost increasing sequence and matrix transformation. -
Consumer sentiment and time-varying betas: Testing the validity of the consumption CAPM on the Johannesburg Stock Exchange
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Javier Rojo-Suárez --- , Spain Ana Belén Alonso-Conde --- , SpainWe test both the conditional and unconditional versions of the consumption capital asset pricing model (CCAPM) on the Johannesburg Stock Exchange, for the period 1988–2018, and compare its performance with that of the CAPM and the Fama-French three- and five-factor... -
Small-minus-big predicts betting-against-beta: Implications for international equity allocation and market timing
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Adam Zaremba --- , PolandWe demonstrate a strong relationship between short-term small-firm premium and future low-beta anomaly performance. Rises (declines) in small-firm prices temporarily improve (deteriorate) funding conditions, benefiting (impairing) the short-run returns on the low-beta strategy. To investigate this phenomenon, we examine returns... -
Prevalence of anxiety-induced sleep disturbance and associated factors among a national sample of in-school adolescents in Benin
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Supa Pengpid --- , Thailand Karl Peltzer --- , South AfricaThe goal of the study was to estimate the prevalence and correlates of anxiety-induced sleep disturbance (AISD) among adolescent school children in Benin. Nationally representative cross-sectional data were analysed from 2 536 adolescents (median age = 17 years) that participated... -
Prevalence and associated factors of psychological distress among a national sample of in-school adolescents in Liberia
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Supa Pengpid --- , Thailand Karl Peltzer --- , South AfricaThis study aimed to estimate the prevalence and correlates of psychological distress among adolescent school children in Liberia. We analysed data from a cross-sectional nationally representative sample of 2 744 school adolescents (median: 18 years) gathered by the Liberia Global... -
Analysis of main factors affecting silage fermentation of sorghum prepared with whole crop and stover in semiarid West Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Yimin Cai --- , Japan Zhumei Du --- , China Delma B Jethro --- , Burkina Faso Man Nignan --- , Burkina Faso Seishi Yamasaki --- , JapanSorghum (Sorghum bicolor L.) is widely cultivated in semiarid West Africa as a combined crop for human consumption and animal feed. In order to address the shortage of ruminant feed in Burkina Faso, we studied the potential of preparing silage... -
Physiological response of ryegrass (Lolium spp.) grown at different temperatures to glufosinate ammonium application
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Tendai Mucheri --- , South Africa Petrus J Pieterse --- , South Africa Carl F Reinhardt --- , South Africa Aleysia Kleinert --- , South AfricaEfficacy of glufosinate ammonium is influenced by temperature. However, several studies show variable results. The response of ryegrass (Lolium spp.) to glufosinate ammonium activity at different temperatures was investigated. Ryegrass was grown at 10/15, 15/20, 20/25, and 25/30 °C (night/day)... -
Evaluating the influencing factors responsible for construction contractors’ opportunism in a developing economy
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Matthew Ikuabe --- , South Africa Ayodeji Oke --- , South Africa Clinton Aigbavboa --- , South AfricaConstruction is a very competitive business which often experiences situations in which contractors deploy various schemes to rake in financial proceeds unduly, particularly when the risks encountered do not turn out as favourably as envisaged at inception. This exposes the... -
Factors associated with consumption of fruits and vegetables amongst adults in the Alfred Duma Local Municipality, Ladysmith
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Thandi Xaba --- , South Africa Siyabonga Dlamini --- , South AfricaIntroduction: Non-communicable diseases (NCDs) account for more than 63% of all deaths globally. Intake of fruits and vegetables is linked to a lower risk of NCDs. -
Prevalence and associated factors of loneliness among a national sample of in-school adolescents in Morocco
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Supa Pengpid --- , Thailand Karl Peltzer --- , South AfricaThe goal of the study was to estimate the prevalence and correlates of loneliness among adolescents in Morocco. Data were analysed from 6 745 school adolescents (median age = 15 years) that participated in the 2016 Morocco cross-sectional Global School-Based... -
Psychosocial variables of the interactive mobile interface for geriatric persons in a Kenyan setting: An exploratory study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Njeri Ngaruiya --- , Kenya Daniel Orwa Ochieng --- , Kenya Peter Waiganjo --- , KenyaWe aimed to identify and explore the priority psychosocial considerations for the gerontechnology design for Kenyan geriatrics. Our informants were a convenience sample of eight older adults (female = 4, age range 65 years to 78 years; and males =... -
Popular culture influences on national image and tourism behavioural intention: An exploratory study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Joon-ho Kim --- , Republic of Korea Myung-hun Jung --- , Republic of Korea Hyun-ju Choi --- , Republic of KoreaThis study aimed to examine the relationships between popular culture (success factors of K-pop) and international tourist behavioural intention, and the role of national image in that relationship. We analysed an existing data base on popular culture success attributes of... -
Technical factors influencing electronic health records adoption by nurses at Moi Teaching and Referral Hospital, Kenya
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Linus Kipkorir Chirchir --- , Kenya Wilson Kipkirui Aruasa --- , Kenya Stanley Kulei Chebon --- , KenyaThis study explored how technical factors influence Electronic Health Records (EHR) adoption by nurses at Moi Teaching and Referral Hospital (MTRH), Eldoret, Kenya. Descriptive cross-sectional research design was used. Data were collated through a questionnaire. Simple random sampling method was... -
Wood volume estimation strategies for trees from a Dry Forest/Savannah transition area in Piauí, Brazil
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Lailla Sabrina Queiroz Nazareno --- , Brazil Andressa Ribeiro --- , Brazil Mylla Vyctória Coutinho Sousa --- , Brazil Cynthia Wanick Vieira --- , Brazil Antonio Carlos Ferraz Filho --- , BrazilPrediction of aboveground wood volume is one of most important stages when conducting a forest inventory and making forest management decisions. This is more difficult for native forest than for plantations given the high variability of the former (trees of... -
Problem drinking among a cross-sectional national sample of adolescents in South Africa: Prevalence and associated factors
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Supa Pengpid --- , Thailand Karl Peltzer --- , South AfricaThe goal of this investigation was to assess the prevalence and correlates of problem drinking among adolescents in South Africa. Data were from a national cross-sectional survey of 2 290 adolescents that participated in the 2012 South African National Health... -
Tillage, crop rotation, residue management and biochar influence on soil chemical and biological properties
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Patrick Nyambo --- , South Africa B Thengeni --- , South Africa Cornelius Chiduza --- , South Africa Tesfay Araya --- , South AfricaSoil and crop productivity cannot be maintained unless declining soil fertility is replenished. A three-year factorial experiment using a split-split-plot design, replicated three times, was used to evaluate the response of pH, electrical conductivity, exchangeable cations (Ca, Mg, K and... -
Interactions among actors in improved rice varieties innovation system in the Eastern Zone of Tanzania
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sospeter J. Charles --- , Tanzania Amon Z. Mattee --- , Tanzania Catherine P. Msuya-Bengesi --- , TanzaniaThe concept of IS has gained importance in understanding the interactions among actors as determinants of innovation. Determinants of innovation are not viewed individually but within the context of a complex IS involving many actors and interactions. Therefore, this study... -
Identification of technical factors that influence sugar productivity of factories in Sudan
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Tageldeen S. Ibrahim --- , South Africa Tilahun S. Workneh --- , South AfricaThis study was conducted to identify the factors influencing the productivity of the sugar industry in Sudan. The study involved collecting data from selected sugar mill databases, namely, the Kenana, Guneid, Halfa, Sinnar, Assalaya and White-Nile sugar mills. The data... -
Profile of mothers whose children are treated for malnutrition at a rural district hospital in the North West province, South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Kebogile Mokwena --- , Jim Kachabe --- , -
Uptake of HIV testing among aging adults in Agincourt, South Africa: perception of community, social network, and individual characteristics
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Ami R Moore --- , USA Anh Ta --- , USA Megan Lawson --- , USA Foster Amey --- , USAThis cross-sectional study examined the impact of perception of community, social network and individual variables on the likelihood of voluntary HIV testing of people 40 years and older living in Agincourt, South Africa. The data came from Health and Aging... -
Trends in mussel cover, density and size at exploited and unexploited intertidal reefs in eastern South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: E Steyn --- , South Africa JC Groeneveld --- , South Africa J Santos --- , Norway XI Mselegu --- , South AfricaThe brown mussel Perna perna is the dominant indigenous mussel along the east coast of South Africa, where it is harvested by recreational and subsistence fishers. High fishing pressure near urban areas led to declining abundance and consequently to the... -
The dimensionality of the UWES-17 and UWES-9: Testing second-order and bifactor models
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Hamfrey Sanhokwe --- , ZimbabweExtant research on the factor structure of the Utrecht Work Engagement Survey (UWES) across multiple study settings has consistently produced conflicting results. The study examined the dimensionality of the UWES-17 and UWES-9 using second-order and bifactor models. Cross-sectional data were... -
Polysubstance use among national samples of in-school adolescents in Dominican Republic, Jamaica, and Trinidad and Tobago
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Karl Peltzer --- , South Africa Supa Pengpid --- , ThailandThis study aimed to provide estimates on current polysubstance use among adolescents in three Caribbean countries. Cross-sectional and national school health survey data (2016-2017) were analysed from 6 269 adolescents (median age = 15 years) in Dominican Republic (n =... -
Factor structure in Raven’s Progressive Matrices Plus in sub-Saharan Africa – Benin and Djibouti
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: David Becker --- , Germany Gerhard Meisenberg --- , United Kingdom Edward Dutton --- , Poland Salaheldin Farah Bakhiet --- , Saudi Arabia Osman Ahmed Mohamed Humad --- , Saudi Arabia Hamissou Arouna Abdoulaye --- , Saudi Arabia Salaheldin Abdelrahman Elrasheed Seed Ahmed --- , SudanA recent meta-analysis identified factor structures in IQ-test results from non-western nations similar to those found in samples from western countries, with mostly strong loadings on a general factor. In this study, we identified the factor structure on Raven’s Standard... -
Analysis of offshore wind energy potential for power generation in three selected locations in Nigeria
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mamman Rabiu Onoruoiza --- , Nigeria Oyewole Adedipe --- , Nigeria Sunday Albert Lawal --- , Nigeria Oluwafemi Ayodeji Olugboji --- , Nigeria Victor Chiagozie Nwachukwu --- , NigeriaThe rise in the global carbon footprint arising from fossil fuel sources has necessitated the need to explore sustainable and eco-friendly sources of energy. Wind as a source of renewable energy has been underutilized in Nigeria and this study is... -
Factors influencing the decision to adopt Smart Building Technology (SBT) in developing countries
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: De-Graft Owusu-Manu --- , Ghana Frank A. Ghansah --- , Hong Kong Joshua Ayarkwa --- , Ghana David J. Edwards --- , UK Reza Hosseini --- , AustraliaThe decision-making towards the adoption of Smart Building Technologies (SBTs) is not sufficiently informed by pertinent expertise in developing countries such as Ghana, in terms of energy-efficient building design methods and associated technologies. This study aims to assess the decision... -
Factors affecting interactions between different key actors in improved rice varieties innovation system in the Eastern Zone of Tanzania
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sospeter J. Charles --- , Iringa, Tanzania Amon Z. Mattee --- , Tanzania Catherine P. Msuya-Bengesi --- , TanzaniaThis study examines factors affecting the interactions between different key actors in the innovation system of improved rice varieties in the Eastern Zone of Tanzania. A parallel mixed design was used to collect the data from a sample of 340... -
The Teacher Well-Being Scale (TWBS): Construct validity, model comparisons and measurement invariance in an Ethiopian setting
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Girum Tareke Zewude --- , Hungary Maria Hercz --- , HungaryThe present study aimed to adapt and validate the Teacher Well-Being Scale (TWBS), in an Ethiopian education setting. To test the reliability and validity of the scale, an Amharic version of the TWBS was developed and administered to a sample... -
Performance of factor models in explaining anomalous return patterns: Evidence from Pakistan
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Mehak Younus --- , Pakistan Hilal Anwar Butt --- , PakistanWe compared classic and contemporary asset pricing factor models in explaining anomalous returns in the Pakistani stock market using a sample of 290 companies listed on the Pakistan Stock Exchange. We replicated 54 anomalies with a successful replication rate of... -
Factors that influence Africa’s refusal and discontinuation of mobile applications use
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Chinedu Wilfred Okonkwo --- , South Africa Magda Huisman --- , South Africa Estelle Taylor --- , South AfricaThe development, adoption, and use of mobile applications (mobile apps) in Africa are growing rapidly. Some of these mobile apps have gained widespread acceptance, while others have not due to discontinued use and absolute rejection. This study aims to investigate... -
Factors affecting commercialisation of vegetables by central Vietnamese smallholders
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Hung Gia Hoang --- , VietnamIn order to promote smallholders to adopt the commercial farming of crops, it is important to understand the factors that affect their decisions to commercialize. However, little empirical research has looked at what has shaped smallholders’ decisions to adopt commercial... -
Determinants of the adoption of green manufacturing practices by medium- and large-scale manufacturing industries in northern Ethiopia
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Adino Andaregie --- , Ethiopia Tessema Astatkie --- , CanadaThe barriers to and opportunities for adopting green manufacturing practices (GMP) have not been well investigated in Ethiopian manufacturing industries. The objectives of this study were to identify the potential barriers to and determinants of adopting GMP among medium- and... -
IoT-powered system for environmental conditions monitoring in poultry house: A case of Tanzania
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Beston Lufyagila --- , Tanzania Dina Machuve --- , Tanzania Thomas Clemen --- , GermanyPoultry health is imperative for the continued growth of poultry and increased production. Environmental conditions such as temperature, humidity, and ammonia gas have an impact on poultry health. They affect the respiratory system and eventually cause death. In Tanzania, most... -
The making of a makerspace in Ethiopia: A study of legitimacy using Actor-Network Theory
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Lucia Corsini --- Brunel University London,Makerspaces are community-based design and fabrication spaces that enable the development of local solutions. Although the number of makerspaces in Africa is increasing, it is not well understood how these makerspaces deal with legitimacy challenges. This study aims to illuminate... -
Prevalence study of type 2 diabetes mellitus in the Ashanti region of Ghana: a systematic review of risk factors
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Daniel Katey --- , Ghana Abigail Akua Addo --- , Ghana Kabila Abass --- , Ghana Anthony Kwame Morgan --- , Ghana -
Factors driving business model innovation in sample case studies in South Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Ignitia Motjolopane --- , South Africa Ephias Ruhode --- , South AfricaIn an environment of changing customer needs, technological advancement and digitization, the importance of business model innovation in supporting companies to accrue benefits from increased digitization while counteracting threats has intensified. Factors driving business model innovation could be of value... -
Critical success factors using analytic hierarchy process: Perception of professionals in the Ethiopian construction sector
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Solomon Belay --- , Ethiopia James Goedert --- , USA Asregedew Woldesenbet --- , Ethiopia Saeed Rokooei --- , USAMultiple studies have been conducted on critical success factors (CSFs) in the construction industry in developed markets but only a few studies have focused on CSFs in emerging markets. The purpose of this study is to identify and prioritize CSFs... -
Closed-form solutions via the invariant approach for one-factor commodity models
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: A.G. Johnpillai --- Eastern University, Sri Lanka F.M. Mahomed --- University of the Witwatersrand, South AfricaWe utilise the invariant method for scalar linear (1+1) parabolic partial differential equations so as to effect reductions via invertible transformations to Lie canonical forms of the first and third types. This is performed for the one-factor commodity models that... -
Diet and condition of juvenile deep-water hake Merluccius paradoxus on the west coast of southern Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: E Gammon --- University of Cape Town, South Africa CL Moloney --- University of Cape Town, South Africa MR Lipinski --- Rhodes University, South AfricaThe composition of the diet of juvenile deep-water hake Merluccius paradoxus is described and compared for three body-condition groups (below-average, average, and above-average). Diet was analysed using three metrics: occurrence, numeric and gravimetric. Juvenile hakes were caught in January and... -
Factors associated with single and multiple suicide attempts in adolescent school children in Morocco: A national cross-sectional survey
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Karl Peltzer --- University of the Free State, South Africa Supa Pengpid --- Mahidol University, ThailandThe study aimed to assess factors associated with multiple suicide attempts (MSA) in adolescents with a history of suicide attempts in Morocco. National cross-sectional data from the Global School-Based Student Health Survey (GSHS) in Morocco in 2016 were analysed. Students... -
Human resources and innovation capability: Evidences from Nigeria food and beverage firms
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Helen Olubunmi Aderemi --- Obafemi Awolowo University, Nigeria Victor Oluwasina Sobanke --- National Centre for Technology Management (NACETEM), Nigeria Matthew Olugbemiga Ilori --- Obafemi Awolowo University, NigeriaHuman resources are recognized as the ultimate and most indispensable resource in economic development. In this study, an inquiry was made to ascertain the determinants of workers’ innovativeness. A survey of 229 respondents in food and beverage processing firms selected... -
Impact of long-term civil disorders and wars on the trajectory of HIV epidemics in sub-Saharan Africa
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: David Gisselquist --- , USAFrom the mid-1970s, seven countries in sub-Saharan Africa have experienced civil disorders and wars lasting for at least 10 years. In two — Sierra Leone during 1991–2002, and Somalia from 1988 and continuing — adult HIV prevalence remained below 1%... -
‘They bring AIDS to us and say we give it to them’: Socio-structural context of female sex workers' vulnerability to HIV infection in Ibadan Nigeria
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Jennifer Muñoz --- New York City Department of Health and Mental Hygiene, Adebola A Adedimeji --- Institute of Public Health Sciences, Yeshiva University, Olayemi Alawode [B0003]The aim of the study was to examine and describe the individual and structural-environmental factors that shape the vulnerability of brothel-based female sex workers (FSWs) in Ibadan, southwest Nigeria to HIV infection. A descriptive qualitative research design was utilised to... -
Third-world realities in a first-world setting: A study of the HIV/AIDS-related conditions and risk behaviors of sex trade workers in Saskatoon, Saskatchewan, Canada
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Yelena Bird --- at the , Canada Mark Lemstra --- at the , Canada Marla Rogers --- at the , Canada John Moraros --- at the , CanadaThe transmission and prevalence of Human Immunodeficiency Virus (HIV) among those employed as sex trade workers (STW) is a major public health concern. The present study describes the self-reported responses of 340 STW, at-risk for contracting HIV. The participants were... -
A workplace intervention program and the increase in HIV knowledge, perceived accessibility and use of condoms among young factory workers in Thailand
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Aphichat Chamratrithirong --- , Thailand Kathleen Ford --- , USA Sureeporn Punpuing --- , Thailand Pramote Prasartkul --- , ThailandVulnerability to Human Immunodeficiency Virus (HIV) infection among factory workers is a global problem. This study investigated the effectiveness of an intervention to increase AIDS knowledge, perceived accessibility to condoms and condom use among young factory workers in Thailand. The... -
Spectrum of female commercial sex work in Bangui, Central African Republic
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Jean De Dieu Longo --- , Central African Republic Marcel Mbéko Simaléko --- , Central African Republic Richard Ngbale --- , Central African Republic Gérard Grésenguet --- , Central African Republic Gilles Brücker --- , , France Laurent Bélec --- , , FranceClassification of professional and non-professional female sex workers (FSWs) into different categories, never previously reported in the Central African Republic (CAR), may be useful to assess the dynamics of the human immunodeficiency virus (HIV) epidemic, design operational intervention programmes to... -
Psychosocial factors predicting risky sexual behaviour among long distance truck drivers in Lagos, Nigeria
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Abiodun Musbau Lawal --- , , Nigeria Benjamin Oladapo Olley --- , , NigeriaLong distance truck drivers (LDTDs) have been identified as one of the groups at higher risk for human immunodeficiency virus (HIV) infection. Understanding how certain social and psychological variables that have a strong theoretical basis contribute to sexual risk behaviour... -
Health-related quality of life and associated factors in adults living with HIV in Rwanda
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Juvenal Biraguma --- , , Rwanda Eugene Mutimura --- , , Rwanda José M Frantz --- , , South AfricaIn Rwanda, as in other sub-Saharan African (SSA) countries, life expectancy of people living with HIV (PLWH) has increased dramatically as a result of combined antiretroviral therapy (cART). People living with HIV can now live longer but with increasing rates... -
Socio-psychological factors influencing farmers’ willingness to continue participating in collaborative activities of community-based innovation platforms in eastern Uganda
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Rebecca Mukebezi --- Makerere University, Uganda Bernard Bonton Obaa --- Makerere University, Uganda Florence Birungi Kyazze --- Makerere University, Uganda Settumba B. Mukasa --- Makerere University, Uganda Irene Bulenzibuto Tamubula --- Kyambogo University, UgandaThis study employed an extended theory of planned behaviour to assess the socio-psychological factors influencing farmers’ willingness to continue participating (WTCP) in collaborative activities of community-based innovation platforms (CB-IPs). Using a structured questionnaire, data were obtained from a random sample... -
Employee perceptions of key retention factors in the mining industry: A qualitative study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Lehlogonolo Hadebe --- University of South Africa, South Africa Cebile Tebele --- University of South Africa, South Africa Elzabé Nel --- University of South Africa, South AfricaDespite the significant challenges faced by its employees, the South African mining industry continues to contribute to the economy. This study explored employee retention factors in the South African mining industry from the perspective of high-performing employees. Five high-performing employees... -
Psychosocial factors associated with physical injury among adults in Eswatini
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Karl Peltzer --- University of the Free State, South AfricaThis study aimed to examine the psychosocial factors associated with physical injury among adults in Eswatini. The investigation included 3 281 individuals (15 to 69 years) from the 2014 Eswatini cross-sectional STEPwise approach to non-communicable disease risk factor surveillance (STEPS)... -
Multi-generational workforce job retention: Coping strategy influences among South African engineers
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Samantha Samuel --- University of South Africa, South Africa Nadia Ferreira --- University of South Africa, South AfricaThis study investigated the relationship between generational cohorts and job retention as influenced by coping strategies. Participants were a convenience sample of 151 full-time South African engineers (Generation X: 1961 to 1980 = 47.7%; white = 66.9%; male = 89.4%)... -
Nonlinear dependencies in the Fama and French three-factor model
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Jakub Bandurski --- University of Warsaw, Poland Łukasz Postek --- University of Warsaw, PolandThis article addresses the topic of nonlinear dependencies in the Fama and French three-factor model. Five time-series models, including nonlinear terms, are assessed using US and European data and compared with a benchmark linear model. The analysis found that nonlinear... -
Hope and its relation to grit and subjective well-being among first-year South African university students
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Henry D. Mason --- Tshwane University of Technology, South AfricaThis study investigated the relationship between hope (agency and pathways thinking), grit, and subjective well-being (life satisfaction and positive and negative emotions) among South African first-year university students (n = 210; mean age = 20.35 years, SD = 1.49 years;... -
Exploring the prevalence of multiple forms of malnutrition in children 6–18 years living in the Eastern Cape, South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Gugulethu T Moyo --- Texas Tech University, United States Abdulkadir A Egal --- Somali National University, Somalia Wilna Oldewage-Theron --- Texas Tech University, United States -
Validation of Learning Transfer Inventory System (LTIS) in Cameroon teachers: Measurement invariance and latent mean difference across sex
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Bekolo Ngo’a Celestin --- Yibin University, China Tchouchu Emmanuel --- University of Cape Coast, Ghana Kouame Dangui Dorcas --- School of Management and Economics (SME) University of Electronic Science and Technology-Chengdu, ChinaThis study investigated the psychometric properties of the Learning Transfer Inventory System (LTIS) in the Cameroonian education system. A sample of 700 in-service teachers (female = 54.8%; mean age = 36 years, SD = 15.41 years) who completed leadership, management,... -
Towards developing a national framework for industry 4.0 in African emerging economies
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Olugbenga Ayo Ojubanire --- Euromed University of Fes, Morocco Hicham Sebti --- Euromed University of Fes, Morocco Sabrina Berbain --- ISG International Business School, FranceUnlike past industrial eras, the Fourth Industrial Revolution (industry 4.0) is accelerated and continues to gain momentum. While developed economies are making remarkable progress and contributing geometrically to the global value chain, African emerging economies have continued to grapple with... -
On common index divisor and monogenity of certain number fields defined by trinomials X 6 + AX + B
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Lhoussain El Fadil --- Sidi mohamed ben Abdellah University, MoroccoFor a number field K defined by a trinomial F (x) = x 6 + ax + b ∈ ℤ[x], Jakhar and Kumar gave some necessary conditions on a and b, which guarantee the non-monogenity of K [25]. In this... -
Forgiveness-related motives: An Angola–Portugal comparison
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Paulo Alves --- Piaget Institute of Viseu, Portugal Joana Neto --- Management and Information Technologies (REMIT), Portucalense University, Portugal Maria da Conceição Azevedo --- University of Trás-os-Montes and Alto Douro, Portugal Félix Neto --- University of Porto, Portugal Etienne Mullet --- Institute of Advanced Studies (EPHE), FranceThis study examined the structure of forgiveness motives expressed by young adults in two different countries: Angola and Portugal. A total of 483 participants (245 Angolans and 238 Portuguese) were presented with the Motivation to Forgive Questionnaire. Exploratory and confirmatory... -
Context-based factors that influence healthcare information system implementation in resource-constrained public hospitals
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mourine Achieng --- University of South Africa, South Africa Ephias Ruhode --- University of the West of Scotland, ScotlandTechnology-based interventions in healthcare are often anticipated to improve the quality of healthcare services. These expectations are based on a perceived belief in the ability of technology to alleviate some of the challenges associated with manual, paper-based healthcare service delivery... -
Depth of C(X)-modules
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: F. Azarpanah --- Shahid Chamran University of ahvaz, Iran A.A. Hesari --- Shahid Chamran University of ahvaz, Iran A.R. Salehi --- Petroleum University of Technology, IranIt is shown that the depth of every module over C(X), the ring of all real valued continuous functions on a topological space X, is at most 1. This result is proved for modules over rings of a much more... -
On the index divisors and monogenity of number fields defined by x 5 + ax 3 + b
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Lhoussain El Fadil --- Sidi Mohamed Ben Abdellah University, MoroccoThe main goal of this paper is to provide a complete answer to the Problem 22 of Narkiewicz[24] for any quintic number field K generated by a complex root α of a monic irreducible trinomial F(x) = x 5 +... -
Examining swap butterfly risk premia in South Africa
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Sanveer Hariparsad --- University of Pretoria, South Africa Eben Maré --- University of Pretoria, South AfricaThis paper studies a long butterfly strategy (which is immune to parallel curve shifts but exposed to non-parallel curve shifts) on the South African interest rate swap curve. Ten swap butterfly risk factors are identified using monthly South African swap... -
Sector exposures in factor portfolios: Why neutralise when you can optimise?
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Andrew Paskaramoorthy --- University of Cape Town, South Africa Emlyn Flint --- University of Cape Town, South AfricaManaging sector risk within factor portfolios has traditionally been viewed as a binary decision problem: to neutralise sector risk or not. Challenging this view, we introduce a novel conceptual framework that allows a continuum of choices, thus reframing the problem... -
Workplace factors that influence creativity and innovation in micro and small scale enterprises: Enterprise level analysis
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Samuel Godadaw Ayinaddis --- Woldia University, EthiopiaThis study examines the influence of workplace factors on creativity and innovation in micro and small enterprises (MSEs). The study is based on the componential model of organizational creativity to confirm the determinants of creativity of MSEs in the workplace... -
Prevalence and predictors of comorbid current alcohol, cannabis, and tobacco use among school adolescents in Liberia and Mauritius
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Karl Peltzer --- University of the Free State, South AfricaThis study aimed to provide estimates on current comorbid alcohol, cannabis, and tobacco use among school adolescents in Liberia and Mauritius. Secondary data were analysed from the 2017 national and cross-sectional school health surveys in Liberia and Mauritius which sampled... -
Prevalence and psychological correlates of anxiety symptoms in subthreshold depressive adolescents with a high level of rumination response style
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Xingzhi Mao --- Capital Normal University, China Qi Li --- Capital Normal University, China Fangfang Shangguan --- Capital Normal University, China Jing Xiao --- Capital Normal University, ChinaThis study examined between anxiety symptoms in subthreshold depressive (SD) adolescents with rumination and their personal predispositions. A total of 371 SD adolescents were enrolled in the study (females 55.26%, mean age = 16.34, SD = 0.96). The adolescents completed... -
Information technology in supply chain management: Perspectives from key actors in the Nigerian petroleum sector
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Baba Shehu Terab --- Hydrocarbon Processing Department, Nigerian Midstream and Downstream Petroleum Regulatory Authority, Nigeria Umar Ali Umar --- Ahmadu Bello University, Nigeria Ayodeji Nathaniel Oyedeji --- Ahmadu Bello University, NigeriaThis research examines the potential impact of information technology (IT) on supply chain management (SCM) in the Nigerian petroleum industry. Specifically, the study seeks to identify the IT systems utilized by the key actors in the industry, the challenges facing... -
Incident and persistent poor sleep quality and associated factors among a rural ageing population in South Africa: A longitudinal study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: --- University of the Free State, South AfricaPoor sleep quality (PSQ) is common among ageing adults, while the correlates of poor sleep quality among older adult populations are less well understood. The study utilised data from the South African 4-year longitudinal study on Health and Ageing in... -
Factors influencing the adoption of HIV prevention measures in low socio-economic communities of inner-city Durban, South Africa
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Firoza Haffejee --- Durban University of Technology, South Africa Jennifer Ducray --- Durban University of Technology, South Africa Jyotika Basdav --- Durban University of Technology, South Africa Colette Kell --- Durban University of Technology, South AfricaSouth Africa is the epicentre of the HIV pandemic. Although there have been health promotion education campaigns to reduce HIV incidence, these have not achieved the desired outcomes. When exploring the effectiveness of these campaigns, it is useful not only... -
Influences on decision-making about disclosure of HIV status by adolescents and young adults living with HIV in KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Thandeka Smith --- Africa Health Research Institute, South Africa Janet Seeley --- Africa Health Research Institute, South Africa Maryam Shahmanesh --- Africa Health Research Institute, South Africa Christina Psaros --- , USA Chiedza Munikwa --- , South Africa Nothando Ngwenya --- Africa Health Research Institute, South AfricaBackground: Adolescents and young adults living with HIV (AYA) are faced with the challenge of living with a life-long chronic condition. We investigated the influences on the decisions by AYA to disclose their HIV status to family, intimate partners and... -
Covid-19 pandemic and mobility strategies of Chadian roadside vendors in Kousseri, Cameroon
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Robi Layio --- University of Maroua, CameroonThe movement of people between N’Djamena (Chad) and Kousseri (Cameroon) has drastically increased since the construction of the Nguéli Bridge linking the two cities in 1985. This massive movement of people came to a sudden halt in 2020 when the... -
Consolidation of human factors limiting the success and sustainability of e-Agriculture projects in sub-Saharan Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Ezra Misaki --- , TanzaniaHuman factors affecting e-Agriculture should be identified and understood to ensure the success and sustainability of e-Agriculture projects. However, specific human factors influencing e-Agriculture in sub-Saharan Africa have never been consolidated. In this regard, the current study reviewed diverse literature... -
Farmers’ choices and factors driving adoption of climate change adaptation strategies in saline coastal area of Bangladesh
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mst. Esmat Ara Begum --- Bangladesh Agricultural Research Institute, Bangladesh Md. Abdur Rashid --- Bangladesh Agricultural Research Institute, Bangladesh Mohammad Ismail Hossain --- Bangladesh Agricultural University, Bangladesh Md. Anower Hossain --- Bangladesh Agricultural Research Institute, Bangladesh Md. Harunor Rashid --- Bangladesh Agricultural Research Institute, Bangladesh Mustafa Kamal Shahadat --- Bangladesh Agricultural Research Institute, Bangladesh Mohammed Mainuddin --- Water Security Program, CSIRO Environment, AustraliaGrowing climate change adaptation issues are driving the demand for efficient solutions in the agriculture sector, which will improve farmers’ livelihoods and economic situations. This study examined the perceptions of major climate risks and factors driving adoption of climate adaptation... -
Site- and habitat-dependent variations in the diversity of polychaetes associated with golden kelp Ecklonia radiata holdfasts along the southeast coast of South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: N Nkohla --- Walter Sisulu University, South Africa TS Dlaza --- Walter Sisulu University, South AfricaPolychaetes are important components of the macrofaunal communities associated with golden kelp Ecklonia radiata holdfasts across different spatial scales. However, the polychaete component varies in different habitat types in response to varying environmental conditions. Here, we compared patterns of variation... -
Passion types and life satisfaction among older adult Moroccans: Reliability of scores and mediation by resilience
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Marei Ahmed --- Ajman University, United Arab Emirates Rasha M Abdelrahman --- Ajman University, United Arab Emirates Abderrahim Benlahcene --- Ajman University, United Arab EmiratesWe aimed to examine the factor structure of passion, resilience, and life satisfaction scales, as well as the mediating role of resilience in the relationship between different types of passion and life satisfaction among older Moroccan distance runners To assess... -
Effects of land-use change on the provisioning ecosystem service of wetlands: the case of a social-ecological systems perspective of Boyo Wetland in Ethiopia
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: A Tuji --- Stellenbosch University, South Africa S.M. Jacobs --- Stellenbosch University, South Africa R.R. Malgas --- Stellenbosch University, South Africa K Dzama --- Stellenbosch University, South Africa T Alamirew --- Addis Ababa University, EthiopiaWetlands are catchment life support systems with diverse ecological and socio-economic functions. They have played a significant role in the growth of African human civilisations and cultural development, and today contribute billions of US dollars’ worth of ecosystem services to... -
Post-traumatic growth in Chinese parents of children with autism spectrum disorder: Statuses and personal factors
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ming Hong --- , ChinaThis study aimed to characterise post-traumatic growth among parents of children with autism spectrum disorder (ASD) and the related factors. Participants were 396 parents of children with autism from Guangdong Province, China (female = 65.15 %; mean age = 33.67... -
The second nonlinear mixed bi-skew Lie triple derivations on factor von Neumann algebras
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Yuan Yang --- Shaanxi Normal University, People’s Republic of China Jianhua Zhang --- Shaanxi Normal University, People’s Republic of ChinaLet be a factor von Neumann algebra with dim . In this paper, it is shown that if a map satisfies for all , then ϕ is an additive ∗-derivation, where . -
The self-reported well-being of children in Namibia: Testing hedonic and eudaimonic instruments
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Shelene Gentz --- University of Namibia, Namibia Mònica Ruíz Casares --- Toronto Metropolitan University, Canada Ferran Casas --- Universidad Andrés Bello, ChileAlthough research on hedonic and eudaimonic children’s well-being is growing, these constructs need to be understood within the African context. In this study we validated two psychometric scales with 10 and 12-year-old children (n = 2 035) in the Namibian... -
Is mindfulness associated with lower online trolling among adolescents? Mediating effects of self-esteem and depression and moderating effect of dark personality traits
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Fang Li --- Sichuan Normal University, China Xu Tang --- Sichuan Normal University, China Xin Ge --- , China Mengni Yu --- Sichuan Normal University, China Siqi Wang --- Sichuan Normal University, China Biyun Wu --- Guangzhou University of Chinese Medicine, ChinaWe investigated the relationship between mindfulness and online trolling among adolescents. We also explored the mediating role of self-esteem and depression and the moderating role of dark personality traits in the relationship between mindfulness and online trolling. Chinese adolescents (n... -
Fire suppression interacts with soil acidity to maintain stable recalcitrant pyrogenic carbon fractions in South African mesic grasslands soil
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Robyn E Nicolay --- University of KwaZulu-Natal, South Africa Ntuthuko R Mkhize --- University of KwaZulu-Natal, South Africa Michelle J Tedder --- University of KwaZulu-Natal, South Africa Kevin P Kirkman --- University of KwaZulu-Natal, South AfricaGrassland ecosystems have evolved alongside fire, a fundamental element that shapes and sustains their ecological balance. Recent research indicates that carbon produced during pyrogenic events in fire-dependent ecosystems may occur in more recalcitrant forms within deeper soil horizons. Notably, refractory... -
Risk factor profile for non-communicable diseases: findings of a STEPS survey among the support staff at the University of Pretoria, South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Sithabile Nombulelo Mathunjwa --- Sefako Makgatho Health Sciences University, South Africa Tshegofatso Betty Mohlala --- University of Pretoria, South Africa Heather Modiehi Legodi --- Sefako Makgatho Health Sciences University, South Africa -
Prevalence of hyperglycaemic crisis among diabetes mellitus patients in Ethiopia, systematic review and meta-analysis
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: A Getie --- Debre Markos University, Ethiopia T Ayenew --- Debre Markos University, Ethiopia G Yilak --- Woldia University, Ethiopia M Gedfew --- Debre Markos University, Ethiopia BT Amlak --- Debre Markos University, Ethiopia A Wondmieneh --- Injibara University, Ethiopia M Bimerew --- Injibara University, Ethiopia -
Failure factors of building construction projects in Ethiopia
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Hizkiel Haliso Abate --- College of Engineering and Technology, Wolaita Sodo University, Ethiopia Desalegn Girma Mengistu --- Institute of Technology, Hawassa University, Ethiopia Tesfahun Asres Abera --- Arba Minch Institute of Technology, Arba Minch University, EthiopiaConstruction projects encounter considerable failure, and the case is worse in developing countries. Improving this situation needs an understanding of the failure factors; hence, this study is aimed at identifying critical failure factors of building construction projects in the Ethiopian... -
Performance of Green vis-à-vis Red EU securities
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Ferdinantos Kottas --- National University of Ireland Maynooth, IrelandThis research compares the performance of Green (eco-friendly) versus Red (eco-enemy) returns for EU securities. Green securities are the stocks of companies whose primary business activities focus on being relatively beneficial to the environment, while Red stocks are associated with... -
Motivation and retention of outsourced employees
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Trudy van der Hulst --- , The Netherlands Wichard Zwaal --- , The NetherlandsA food service supplier is experiencing that, in their distribution centres, within 30 days, an average of 48% of the outsourced employees resign, which impacts profitability, productivity and service quality. This study investigates which factors of the Herzberg two-factor motivation... -
Atomicity of positive monoids
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Scott T. Chapman --- Sam Houston State University, Marly Gotti --- Data Science & Engineering,An additive submonoid of the nonnegative cone of the real line is called a positive monoid. Positive monoids consisting of rational numbers (also known as Puiseux monoids) have been the subject of several recent papers. Moreover, those generated by a... -
Prevalence and treatment-related outcome of hospitalised type 2 diabetes mellitus patients with comorbidities at an academic hospital in Johannesburg
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: T Makhabane --- University of the Witwatersrand, South Africa G Gabriels --- University of the Witwatersrand, South Africa S Chetty --- University of the Witwatersrand, South Africa -
Aspects of the illegal hunting and trade of vultures in northern KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Nomthandazo S Manqele --- University of KwaZulu-Natal, South Africa SA Jeanetta Selier --- South African National Biodiversity Institute (SANBI), South Africa Colleen T Downs --- University of KwaZulu-Natal, South AfricaThe harvesting and trade of species for use in traditional medicine, or muthi, is predominantly illegal, unregulated, and likely unsustainable, representing a major conservation challenge. In South Africa, vulture populations have declined considerably in recent decades, but evidence shows a... -
Why traditional diets are more relevant than ever today
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Karen Cheryl Morris --- Naturopath, South Africa Thandi Puoane --- University of the Western Cape, SAThe current epidemic of obesity and its co-morbidities reflect an urgent need to reform our modern eating patterns. This commentary proposes the reclamation of our traditional diets of the precolonial, preindustrial era, which are argued to be more sustainable, in... -
The factor structure of the Centre for Epidemiological Studies Depression Scale (CESD-R-20) among South African antiretroviral therapy users
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Mohamed Rawoot --- Stellenbosch University, South Africa Ashraf Kagee --- Stellenbosch University, South AfricaDepression is a significant concern for people living with HIV and AIDS as it is associated with negative health outcomes and suboptimal adherence to antiretroviral therapy (ART). To this extent, screening for depression is essential for early detection. The CESD-R-20... -
Index characterization and monogenity of septic number fields defined by x 7 + ax 4 + b
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Omar Kchit --- Sidi Mohamed ben Abdellah University, MoroccoIn this paper, we calculate the index of any septic number field K generated by a root α of a monic irreducible trinomial F(x) = x 7 + ax 4 + b ∈ ℤ[x]. Our approach is based on Engstrom’s... -
Reconceptualising success in hospitality internships: a new perspective on students’ achievement factors
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Nicole Vermolen --- NHL Stenden University of Applied Sciences, The NetherlandsThis viewpoint article examines the challenges and factors influencing student success during hospitality internships, particularly those organised by a hotel management school in collaboration with international host companies. A previous study on the topic highlights that only 21% of students... -
Factors influencing the adoption and usage of blockchain in e-commerce: A systematic literature review
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mishir Roopnarain --- University of Witwatersrand, South Africa Samwel Dick Mwapwele --- University of Witwatersrand, South AfricaBusinesses using e-commerce are worried about their databases and client’s data security. Researchers have suggested businesses should adopt and use blockchain technology to address the security challenges in e-commerce. However, blockchain technology has flaws that inhibit acceptance, adoption, and usage... -
Mixed-effect modelling of Tectona grandis L.f. yield at stand-level
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Lucas Araujo Moura --- Federal University of Paraná, Brazil Allan Libanio Pelissari --- Federal University of Paraná, Brazil Luan Demarco Fiorentin --- Federal University of Paraná, Brazil Vinicius Costa Cysneiros --- Federal University of Santa Catarina, Brazil Luciano Rodrigo Lanssanova --- Federal Institute of Science, Technology and Education of Mato Grosso, Brazil Sidney Fernando Caldeira --- Federal University of Mato Grosso, BrazilThe prediction of volume from commercial plantations is essential to manage Tectona grandis L.f. stands. However, the assumptions of regression, especially homoscedasticity and residual independence, are often ignored when fitting longitudinal regression models. Thus, this work aimed to build a... -
Factors influencing readiness for the incorporation of artificial intelligence at school context
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Bablu Karan* --- Central University of Karnataka, India G. R. Angadi --- Central University of Karnataka, IndiaThis study aimed to explore readiness factors of artificial intelligence (AI) integration in school education. To achieve this aim, the study employed the theory of the technology, organization, and environment (TOE) to assess its effectiveness in determining integration readiness of... -
Influence of actors’ interactions under agricultural innovation system lens on the adoption of rice innovations in Mvomero district and Ifakara Town council
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sospeter Jibunge Charles --- University of Dar es Salaam, TanzaniaThis study addresses the gap in empirical evidence on how and to what extent interactions among numerous actors within the Agricultural Innovation System (AIS) can influence smallholder farmers’ adoption of rice innovations. The study employed a mixed-methods embedded design to... -
An investigation on the factors influencing the success of Ethiopian tech startup companies: The ISM approach
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Abebe Shimelis --- Addis Ababa Institute of Technology, Ethiopia Birhanu Beshah --- Addis Ababa Institute of Technology, Ethiopia Ermias Tesfaye --- Addis Ababa Institute of Technology, EthiopiaStartups play a significant role in developing innovation and the economic growth for a country. Technology-based startup businesses play a primary role in supporting economic development. The success of technology startups centres on various interrelated factors. This study identifies these... -
Influence of water physico-chemical properties and vegetation type on the distribution of schistosomiasis intermediate host snails in Nelson Mandela Bay, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: PS Campbell --- Nelson Mandela University, South Africa JB Adams --- Institute for Coastal and Marine Research and Department of Botany, Nelson Mandela University, South Africa M Thwala --- Nelson Mandela University, South Africa O Oyedele --- Nelson Mandela University, South Africa PE Melariri --- Nelson Mandela University, South AfricaSchistosomiasis is an infectious water-borne disease transmitted by Schistosoma flatworms. Humans become infected through skin penetration following exposure to water contaminated with schistosome cercariae. This study assessed the physico-chemical properties of the water bodies, vegetation type, distribution and habitat presence... -
Tight Toughness Bounds for Fractional (k, n)-Critical Graphs with Large n
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Wei Gao --- School of Mathematics, Hohai University, China Weifan Wang --- School of Mathematical Sciences, Zhejiang Normal University, China Yaojun Chen --- School of Mathematics, Nanjing University, ChinaA graph G is called a fractional (k, n)-critical graph if G − V ′ admits a fractional k-factor for any V ′ ⊆ V (G) with |V′| = n. The main result in this paper states the following facts:... -
Heavy metal contamination in mangrove ecosystems: assessing bioaccumulation in crabs and snails along the Bayelsa Coast, Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: HO Adamu --- University of Bremen, Germany JI Izegaegbe --- University of Eastern Finland, Finland RO Hussaini --- Ambrose Alli University, Nigeria EM Odoya --- Ambrose Alli University, Nigeria HO Adamu --- Federal Ministry of Water Resources, NigeriaRapid human population growth and industrial activities along coastal areas have intensified anthropogenic contamination in water, sediment and edible fauna, posing public health risks. Mangrove ecosystems act as pollutant sinks, increasing the likelihood of heavy metal accumulation in aquatic organisms... -
Innovating financial metrics for SME development: A factor-based analysis of Chinese enterprises
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Jiaqi Wang --- Universiti Malaya, Malaysia Wee-Yeap Lau --- Universiti Malaya, Malaysia Angathevar Baskaran --- Universiti Malaya, MalaysiaThis study investigates the role of innovative financial performance metrics in promoting the sustainable development of small and medium-sized enterprises (SMEs) in China. Responding to the limitations of single-indicator financial assessments, the research develops a composite Financial Performance Evaluation (FPE)... -
Environmental innovation and green total factor productivity: What role does government environmental attention play?
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Tingqian Pu --- Guizhou University of Commerce, People’s Republic of ChinaEnvironmental innovation (EI) has become an essential driver of sustainable development, yet its influence on green total factor productivity (GTFP) remains underexplored. This study examines how EI affects GTFP and evaluates the moderating role of government environmental attention (GEA). Using... -
An infinite family of number fields arising from quadrinomials with given p-indices
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Omar Kchit --- Sidi Mohamed ben Abdellah University, MoroccoLet be a number field defined by a monic irreducible quadrinomial , where n > m > 1 are positive integers. In this paper, for any prime number p and for some fixed positive integers ip , we provide infinite... -
A sociolinguistic inquiry into code-switching in Tshivenḓa in beerhall environments
Item type: Journal Article • Journal: South African Journal of African Languages • Authors: Matodzi Godfrey Sikhwari --- University of Venda, South AfricaThis research article explores code-switching practices in Tshivenḓa-speaking beerhall environments, focusing on the sociolinguistic factors that influence language use. Code-switching, the alternation between languages during conversations, is common in multilingual settings. Beerhalls provide a unique, informal space to observe how... -
On Finite Groups with Element Order Set of Width 2
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Yang Shu --- Shenzhen College of International Education, China Yong Yang --- Department of Mathematics, USAIn this paper, we study the structure of finite groups with element order set of width 2. -
Choiceless Choices: Constructing the Female Child’s Body in Tola Rotimi Abraham’s Black Sunday
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Dalitsani Lucy Anselmo --- University of Malawi, Malawi Nick Mdika Tembo --- University of Malawi, MalawiThis article investigates constructions of the female child’s body in Tola Rotimi Abraham’s Black Sunday. It is premised on the idea that society discursively constructs (condemns) female children as tacit subjects in the Nigeria depicted in the novel; and that...
