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The Influence of Site Factors on the Foliar Nutrient Content of Eucalyptus grandis in Natal
Item type: Journal Article • Journal: South African Forestry Journal • Authors: M.A. Herbert --- Institute for Commercial Forestry Research, South AfricaAlthough foliar analysis is commonly used to diagnose the nutritional status of trees and their ability to respond to fertilising, it is also a measure of site type and quality. The availability of nutrients in the soil varies with climatic... -
The influence of level and distribution of nitrogenous fertilizer on the dry matter production of Eragrostis curvula
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: N.F.G. Rethman --- Department of Agriculture and Water Supply, Republic of South Africa L.G. vanZy1 --- Department of Agriculture and Water Supply, Republic of South Africa B.H. Beukes --- Department of Agriculture and Water Supply, Republic of South Africa212 kg N/ha was the most profitable level. With the probability of poor seasons (when 106–159 kg N/ha was more profitable), the optimum level of spring fertilization being in the region of 100 kg N and the improved distribution of... -
Die invloed van grond-pH op die ekstraheerbare fosfor, kalium, kalsium en magnesium met bikarbonaat as ekstraheermiddel
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: H.J. Vorster --- , Republiek van Suid-Afrika P.J. Snyman --- , Republiek van Suid-AfrikaMet behulp van grond-pH is Olsen se natriumbikarbonaat- ekstraheerbare fosfor en ammoniumasetaat-ekstraheerbare kalium, kalsium en magnesium met die gewysigde ISFEI- (NH4HCO3 - Na-EDTA - NH4F) ekstraksiemetode vergelyk. Op grond van pH (CaCl2) is die grondmonsters wat in die ondersoek gebruik... -
Effect of time and rate of nitrogen application on the malting quality of barley
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: O.T. de Villiers --- Department of Agronomy and Pastures, Republic of South Africa P. C.J. Maree --- Department of Agronomy and Pastures, Republic of South Africa E.W. Laubscher --- Department of Agronomy and Pastures, Republic of South AfricaField trials were conducted to determine the effect of time and rate of single and split applications of nitrogen on various malting parameters of barley. The effect of a single low nitrogen application of 50 kg Nha−1 at sowing was... -
Kaliumvaslegging in 'n Arcadia-grond II. Vaslegging in die kleifraksie
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: C.J. Steenkamp --- , Republiek van Suid-Afrika A.A. Theron --- Departement Grond- en Waterboukunde, Republiek van Suid-Afrika J.A. de Bruyn --- Departement Botanie, Republiek van Suid-AfrikaOndersoek is ingestel na die invloed van relatief lae toedienings van kalium, asook drogingstemperatuur, op die vermoë van die kleifraksie van 'n Arcadia-grond, versadig met kalsium of magnesium, om kalium vas te lê. Die verskil in reaksie tussen die behandelings... -
Controlling excessive growth in cotton by multiple applications of low concentrations of mepiquat chloride
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: M.C. Dippenaar --- , Republic of South Africa C.R. Nolte --- , Republic of South Africa C. Barnard --- , Republic of South AfricaExcessive vegetative growth of cotton occurs under favourable growing conditions and this contributes to yield losses. Low concentrations of mepiquat chloride (1, 1-dimethylpiperidinium chloride) were applied to vigorous, growing cotton by means of two or more sprays at different time... -
Comparison of aluminium, basic cations and acidity in the soil of indigenous forests and pine stands in the southern Cape
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: M.E. Clough --- Saasveld Forestry Research Centre, Republic of South AfricaLitter and topsoil were sampled in plantations of Pinus elliottii and Pinus taeda and in adjacent indigenous forest in three different locations in the southern Cape, to study some of the effects on the soil of the establishment of pine... -
Plant nutrient status of soils of the Lusikisiki area, Eastern Cape Province
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: C. Bühmann --- , D.J. Beukes --- , D.P. Turner --- ,The aim of the paper is to Identify major soil plant fertility constraints for 15 soil profiles from the Lusikisiki area of the Eastern Cape Province of South Africa. Phosphorus levels were very low, with 87% of the A horizons... -
Sampling variation in the quantification of fumonisins in maize samples
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: B. Janse van Rensburg --- , South Africa B.C. Flett --- , South Africa N.W. Mc Laren --- Department of Plant Sciences, 9300 South Africa A.H. Mc Donald --- ,Fumonisins produced by F. verticillioides and F. proliferatum cause mycotoxicoses in horses, swine and rats and have been associated with oesophageal cancer in humans. Accurate measurement of mycotoxins is essential for determining the safety of grain and their products for... -
Growth, yield and grain protein content of wheat (Triticum aestivum L.) in response to nitrogen fertiliser rates, crop rotation and soil tillage
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: GA Agenbag --- Department of Agronomy, South AfricaSoil tillage affects both the profitability and sustainability of cropping systems. Minimum- and no-tillage systems are promoted because research has shown that these systems may reduce production costs and improve biological sustainability when compared to conventional systems, in which mouldboard... -
SOME PROPERTIES OF SUSPENDED SEDIMENT ADSORBED CATIONS IN TURBID FRESHWATERS OF SOUTH AFRICA
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: J.U. Grobbelaar --- , South Africa P.C. Keulder --- , South Africa P. Stegmann --- , South AfricaLarge quantities of suspended sediments are common in many of South Africa's fresh-waters. Temporal and spatial variations in tile amounts of cations adsorbed were recorded. The adsorption appears to be dependent on valency, because greater quantities of the higher valencies... -
Reasons and Justifications Used by Child Abuse Perpetrators in Zimbabwean Schools
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Almon Shumba --- University of Fort Hare, South AfricaThis study sought to determine reasons and justifications used by child abuse perpetrators as viewed by education officers who handle and process cases of child abuse by teachers in Zimbabwe. Six education officers were interviewed. They were purposefully selected for... -
Characteristics and value of the Thukela Banks crustacean and linefish fisheries, and the potential impacts of changes in river flow
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: JK Turpie --- Anchor Environmental Consultants, South Africa SJ Lamberth --- Branch Fisheries, Department of Agriculture, Forestry and Fisheries, South AfricaThis study describes the Thukela Banks crustacean and linefish fisheries and investigates the potential impacts of reduced flow from the Thukela River on the value of these fisheries. Data were obtained from published and unpublished material, key informants and government... -
A decade of illegal fishing in Table Mountain National Park (2000–2009): trends in the illicit harvest of abalone Haliotis midae and West Coast rock lobster Jasus lalandii
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: GC Brill --- Department of Geography and Environmental Science, South Africa SJPN Raemaekers --- Environmental Evaluation Unit, Department of Environmental and Geographical Sciences, South AfricaIllegal fishing activities are reported to be on the increase in South Africa, including in its marine protected areas (MPAs). Research is presented on the nature and the scale of illegal fishing in Table Mountain National Park (TMNP) by analysing... -
Mouthpart deformities in Chironomidae (Diptera) as indicators of heavy metal pollution in northern Lake Victoria, Uganda
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: H Ochieng ED de Ruyter van Steveninck FM WandaDue to the absence of appropriate and sensitive tools for monitoring heavy metal pollution in northern Lake Victoria (Uganda), this study investigated mouthpart deformities in chironomid larvae (Diptera) in relation to concentrations of lead, copper, cadmium and zinc in lake... -
Sea level monitoring in Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: PL Woodworth A Aman T AarupA review is provided of the African sea level dataset, which is limited not only in size, especially given the great length of the African coastline, but also in quality. The review is undertaken primarily from Permanent Service for Mean... -
Diagnosis and management of Addison's disease: insights gained from a large South African cohort
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: IL Ross --- Division of Endocrinology, NS Levitt --- Division of Endocrinology,The prevalence of Addison's disease in South Africa is lower than in Western countries. This is concerning, since patients could be dying, undiagnosed. Enhanced awareness of this highly treatable condition is warranted. The epidemiology, aetiology, clinical presentation, screening and management... -
The intubating laryngeal mask produces less heart rate response to intubation than conventional laryngoscopy
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: NR Evans --- Department of Anaesthesia, South Africa MFM James --- Department of Anaesthesia, South AfricaWe compared heart rate and blood pressure changes to intubation produced by conventional laryngoscopic-guided intubation to those produced by blind intubation through the intubating laryngeal mask (ILM) in normotensive adults with normal airways. Forty paralysed, anaesthetised adults undergoing elective surgery... -
Recovery room nurses' knowledge regarding postoperative airway emergencies in adults in private hospitals in Northern Gauteng, South Africa
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: T van Huyssteen --- Critical care unit, South Africa ADH Botha --- Department of Nursing Science, South AfricaBackground: Recovery room nurses should have the knowledge and skill to identify and manage postoperative airway emergencies in adult patients. Aim: To determine the knowledge of recovery room nurses regarding postoperative airway emergencies in adult patients in private hospitals in... -
Submucous dissection of the nasopharynx complicating nasotracheal intubation
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: BO Bolaji --- Departments of Anaesthesia, Nigeria IK Kolawole --- Departments of Anaesthesia, Nigeria AAG Abdulrahman --- Departments of Surgery, NigeriaWe present the case of a 60-year old woman, who had an unusual complication of nasotracheal intubation, which was carried out to relieve post-thyroidectomy respiratory distress at the University of Ilorin Teaching Hospital (UITH). She presented with a huge malignant... -
Advances in obstetric anesthesia: ambulation during labor with combined spinal-epidural analgesia
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: KM Kuczkowski --- Departments of Anesthesiology and Reproductive Medicine, USAEpidural analgesia is widely considered as the most effective method of providing pain relief in labor. However, epidural labor analgesia is not a generic procedure and many technical modifications have been invented over time. Continuous search for a balanced labor... -
Anaesthetic management of a parturient with severe pulmonary stenosis undergoing Caesarean section
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: JK Makkar --- Department of Anaesthesia and Intensive Care, India S Jindal --- Department of Anaesthesia and Intensive Care, India A Jain --- Department of Anaesthesia and Intensive Care, India J Wig --- Department of Anaesthesia and Intensive Care, IndiaWe report the successful management of a parturient with severe pulmonary stenosis undergoing Caesarean section. Anaesthesia was managed with combined spinal and epidural anaesthetic technique. During the intraoperative period, haemodynamic parameters were well maintained. There were no episodes of haemodynamic... -
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... -
Myotonic dystrophy: a retrospective diagnosis
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: D Jain --- Department of Anaesthesiology and Intensive Care, India A Chakravarty --- Department of Anaesthesiology and Intensive Care, IndiaMyotonic dystrophy is not commonly encountered in anaesthetic practice and its existence in a patient can easily go undetected, leading to intraoperative and postoperative complications. We report a case of a 45-year-old female without any typical features of myotonic dystrophy,... -
The where, what and how of paediatric central venous access
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: RM Gray --- Red Cross Children's Hospital, University of Cape Town,This review aims to help practitioners positioning central venous catheters (CVCs) in paediatric patients to make informed decisions about the site, insertion technique, type of catheter to use, and care of the CVC. -
Complications of the arterial tourniquet
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: L Van der Spuy [AN0001] -
Expensive anaesthesia complications
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: AG Beeton --- Private Practice, Anaesthesiologist, Wits Donald Gordon Medical Centre,The major, costly, and catastrophic adverse consequences of anaesthesia are reviewed. The American Society of Anesthesiologists' closed claims registry yields valuable insights. The size and success of claims is determined by the standard of care, and extent of injury. Ongoing... -
Contraception for first-time users: a problem-orientated guide to product selection and safe prescription
Item type: Journal Article • Journal: South African Family Practice • Authors: WM Kruger --- Department of Obstetrics and Gynaecology, PS Steyn --- Department of Obstetrics and Gynaecology, -
Community perception of traditional circumcision in a sub-region of the Transkei, Eastern Cape, South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: BL Meel --- Department of Forensic Medicine, Faculty of Health Sciences,The ritual of traditional male circumcisions (initiation) of young adults goes back generations among Xhosa people of South Africa. Xhosa tribe is committed to preserving the old cultural traditions. Recently, this ritual has been tarnished by serious complications that have... -
Smokeless tobacco: is it really safe?
Item type: Journal Article • Journal: South African Family Practice • Authors: OB Omole --- Department of Family Medicine, GA Ogunbanjo --- Department of Family Medicine and PHC,Antismoking campaigns and government legislation have resulted in a decline in smoking. However, the use of smokeless tobacco (SLT) is on the increase. Smokeless tobacco is non-smoked tobacco used either intranasally or intraorally. The increase in its use is possibly... -
Second-stage primary Caesarean deliveries: Are maternal complications increased?
Item type: Journal Article • Journal: South African Family Practice • Authors: J Moodley --- Women's Health and HIV Research Unit and Department of Obstetrics and Gynaecology, J Devjee --- Department of Obstetrics and Gynaecology, SM Khedun --- Women's Health and HIV Research Unit and Department of Obstetrics and Gynaecology, T Esterhuizen --- Programme of Biostatistics, Research Ethics and Medical Law, College of Health Sciences, University of KwaZulu-Natal,Background: Second-stage Caesarean sections (CSs) are known to be associated with increased complications but most reports originate from tertiary hospitals, which attend to high-risk patients. Complication rates may differ in district hospitals, which attend to low-risk patients. -
The profile of disability grant applicants in Bishop Lavis, Cape Town
Item type: Journal Article • Journal: South African Family Practice • Authors: T Govender --- Stellenbosch University, G Mji --- Centre for Rehabilitation Studies,Background: Disability grants in South Africa increased from 600 000 in 2000 to almost 1.3 million in 2004. This rise can be attributed to the HIV/AIDS epidemic, South Africa's high rate of unemployment and possibly an increased awareness of constitutional... -
A guide to performing skin-prick testing in practice: tips and tricks of the trade
Item type: Journal Article • Journal: South African Family Practice • Authors: O Coetzee --- Department of Paediatrics and Child Health, Division of Paediatric Pulmonology, RJ Green --- Department of Paediatrics and Child Health, Division of Paediatric Pulmonology, R Masekela --- Department of Paediatrics and Child Health, Division of Paediatric Pulmonology,Atopy can manifest in childhood as infantile eczema (atopic dermatitis), allergic rhinitis and asthma. In practice, it is critical to identify the offending allergen in atopic individuals. This will not only influence therapeutic interventions, but may also have a significant... -
The ocular complications of an envenomous snakebite
Item type: Journal Article • Journal: South African Family Practice • Authors: HL Sithole --- School of Interdisciplinary Research and Graduate Studies, College of Graduate Studies, College of Graduate Studies, University of South Africa,An envenomous snakebite is an important public health problem that can lead to irreversible loss of vision. Snake venom neurotoxins mainly act on the peripheral nervous system at the neuromuscular junction, and result in the implication of the cranial nerves... -
Characteristics of patients presenting with complications of abortion in a tertiary health facility in south-west Nigeria
Item type: Journal Article • Journal: South African Family Practice • Authors: AO Adeniji --- Department of Obstetrics and Gynaecology, Nigeria OOA Atanda --- Department of Obstetrics and Gynaecology, Nigeria AS Adeyemi --- Department of Obstetrics and Gynaecology, NigeriaObjectives: Abortion is associated with significant healthproblem with short- and long-term complications that affect the quality of life of those who are fortunate enough to escape mortality. This study evaluated the population of patients with complications of abortion, identified the... -
The prediction of turnover intention by means of employee engagement and demographic variables in a telecommunications organisation
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Mandu Sibiya --- School of Applied Human Sciences, South Africa Johanna H. Buitendach --- School of Applied Human Sciences, South Africa Herbert Kanengoni --- School of Applied Human Sciences, South Africa Shaida Bobat --- School of Applied Human Sciences, South AfricaThis study sought to determine the prediction of turnover intention by employee engagement and demographic variables in a large South African information and communication technology (ICT) organisation. Cross-sectional survey data was collected from the organisation. Using a sample of 2276... -
Labour epidural analgesia audit in a teaching hospital in a developing country
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: G.G. Jacobs-Martin --- Department of Anesthesiology and Critical Care, South Africa J.L. Burke --- Department of Anesthesiology and Critical Care, South Africa A.I. Levin --- Department of Anesthesiology and Critical Care, South Africa A.R. Coetzee --- Department of Anesthesiology and Critical Care, South AfricaBackground: Neuraxial analgesia is currently considered to be the most effective method of intrapartum analgesia, causing little maternal and foetal sedation. While epidural analgesia has been well studied in developed countries, it is uncertain whether or not the results, particularly... -
Teachability of collocations: The role of word frequency counts
Item type: Journal Article • Journal: Southern African Linguistics and Applied Language Studies • Authors: Déogratias Nizonkiza --- School of Languages, Potchefstroom Campus, Kris Van de Poel --- School of Languages, Potchefstroom Campus,This study aims to gain insights into which collocations to teach at which proficiency levels by answering the following questions: (i) Of the Verb+Noun and Adjective+Noun types of collocations, which one is more difficult (and should therefore come at a... -
Habitual physical activity, peripheral neuropathy, foot deformities and lower limb function: characterising prevalence and interlinks in patients with type 2 diabetes mellitus
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: AF Adeniyi --- Department of Physiotherapy, Nigeria OS Aiyegbusi --- Department of Physiotherapy, Nigeria OO Ogwumike --- Department of Physiotherapy, Nigeria PO Adejumo --- Department of Nursing, Nigeria AA Fasanmade --- Department of Medicine, NigeriaBackground: Patients with type 2 diabetes mellitus (T2DM) may have diverse foot problems, but how these problems are linked with physical activity is not clear. This study investigated the prevalence of foot problems among patients with T2DM and investigated how... -
Long-term complications of pelvic radiotherapy
Item type: Journal Article • Journal: Southern African Journal of Gynaecological Oncology • Authors: H Simonds --- Division of Radiation Oncology Tygerberg Hospital/University of Stellenbosch,Complications following pelvic radiation are frequently under-reported and inadequately addressed. This overview examines the nature and the intensity of complications encountered by cancer survivors; it focuses specifically on gastrointestinal and vaginal complications, and the problems surrounding the methods of recording... -
The United Kingdom National Audit Projects: a narrative review
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: G Thomas --- Royal United Hospital Bath NHS Foundation Trust, UK TM Cook --- Royal United Hospital Bath NHS Foundation Trust, UKThe Royal College of Anaesthetists’ National Audit Project (NAP) programme has been running in its current form since 2006. Since NAP3 was commissioned the NAPs have examined rare but important complications of anaesthesia and related sub-specialties. The topics covered include... -
The informed consent process for anaesthesia: perspectives of elective surgical patients at Inkosi Albert Luthuli Central Hospital, Durban, South Africa
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: S Naidu --- Discipline of Anaesthesiology and Critical Care, South Africa PD Gopalan --- Discipline of Anaesthesiology and Critical Care, South AfricaBackground: Amongst state hospitals in the eThekwini municipality, obtaining informed consent for anaesthesia is often an informal interaction between the patient and anaesthetist, lacking structure and standardisation. -
Complications relating to enteral and parenteral nutrition in trauma patients: a retrospective study at a level one trauma centre in South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: C. Aaben --- Clintec, Sweden F. Hammarqvist --- Clintec, Sweden T. Mabesa --- Inkosi Albert Luthuli Central Hospital, South Africa Tc Hardcastle --- Department of Surgery,Objectives: The aim of the study was to compare the incidence of complications in patients receiving enteral and parenteral nutrition (PN), and review how the early initiation of enteral feeding and early achievement of caloric goal would affect the incidence... -
Strengthening HIV surveillance: measurements to track the epidemic in real time
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Usangiphile E Buthelezi --- Centre for the AIDS Programme of Research in South Africa (CAPRISA), Nelson R Mandela School of Medicine, South Africa Candace L Davidson --- Centre for the AIDS Programme of Research in South Africa (CAPRISA), Nelson R Mandela School of Medicine, South Africa Ayesha BM Kharsany --- Centre for the AIDS Programme of Research in South Africa (CAPRISA), Nelson R Mandela School of Medicine, South AfricaSurveillance for HIV as a public health initiative requires timely, detailed and robust data to systematically understand burden of infection, transmission patterns, direct prevention efforts, guide funding, identify new infections and predict future trends in the epidemic. The methods for... -
Pregnant women admitted with urinary tract infections to a public sector hospital in South Africa: Are there lessons to learn?
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Francois de Paul Siemefo Kamgang --- Department of Obstetrics and Gynaecology and Women’s Health and HIV Research Group, South Africa Hopolang C Maise --- Department of Obstetrics and Gynaecology and Women’s Health and HIV Research Group, South Africa Jagidesa Moodley --- Women’s Health and HIV Research Group, South AfricaBackground: Urinary tract infection (UTI) is associated with poor maternal and foetal outcomes. There is little information on UTI in pregnancy in South Africa. -
Intraoperative management of ETT and LMA cuff pressures: a survey of anaesthetists’ knowledge, attitude and current practice
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: A de Castro --- Discipline of Anaesthesiology & Critical Care, South Africa PD Gopalan --- Discipline of Anaesthesiology & Critical Care, South AfricaBackground: Endotracheal tubes and laryngeal mask airway devices are routinely used during anaesthesia. Inappropriate inflation of cuffs has been shown to cause postoperative airway morbidity, and limiting the pressure decreases the incidence of pharyngo-laryngeal complications. Subjective measurements of cuff pressures... -
Sheddable armour: identification of osteoderms in the integument of Geckolepis maculata (Gekkota)
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Daniel J. Paluh --- , , USA Aaron H. Griffing --- , , USA Aaron M. Bauer --- , , USAOsteoderms are bony deposits that form within the dermal layer of skin in vertebrates. Within geckos, osteoderms are uncommon, only described in Gekko gecko and the genus Tarentola. A previous report of osteoderms in the Afro-Malagasy gekkonid genus Geckolepis has... -
A survey of propofol injection practices reveals poor knowledge of and unsatisfactory adherence to the SASA Guidelines for Infection Control
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Anneme Breedt --- Anesthesiology and Critical Care, South Africa Johan (Jeff) F. Coetzee --- Anesthesiology and Critical Care, South Africa Hyla Kluyts --- Department of Anaesthesiology, South Africa Pamela Scheepers --- Anesthesiology and Critical Care, South AfricaBackground: Propofol lipid emulsion supports bacterial growth and various outbreaks of postoperative infection are attributed to extrinsic contamination. This study’s objectives were to ascertain propofol administration practices among South African anaesthesiologists and to determine the influence of the 2014 South... -
A retrospective analysis of electrocardiographic abnormalities found in black South African patients with diabetes attending a regional hospital in KwaZulu-Natal
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: S Pillay --- Department of Internal Medicine, South Africa R Hift --- School of Clinical Medicine, South Africa C Aldous --- School of Clinical Medicine, South Africa -
Increasing the labour epidural rate in a state hospital in South Africa: challenges and opportunities
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Stephanus F van Zyl --- Department of Anesthesiology and Critical Care, South Africa Jonathan L Burke --- Department of Anesthesiology and Critical Care, South AfricaBackground: A 2012 audit on labour epidural analgesia rates in Tygerberg Hospital (TBH) revealed that only 2.2% of labouring parturients received epidural analgesia. This unacceptably low number necessitated a dedicated epidural service that was subsequently initiated in June 2014 by... -
Making Sense of Africa's Emerging Digital Transformation and its Many Futures
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Bitange Ndemo --- School of Business, Kenya Tim Weiss --- Department of Management Science and Engineering, USADigital technologies have spread across the African continent at an inexorable pace. Widely cited data on adoption rates suggest that digital technologies are making their way into every facet of life in African societies — a broader change process cast... -
Consumption patterns and demographic factors influence on fruit juice classifications, health benefits and sugar content perceptions in two Municipal Districts in Cape Town, Western Cape, South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Rodney Graeme Duffett --- Marketing Department, South AfricaObjectives: The study ascertained consumer perceptions of differences between fruit juice classifications regarding their respective health benefits and sugar content. The research also considered the influence of consumption patterns and demographic factors. -
Anthropometric profile and complications in patients with diabetes mellitus seen at Maluti Adventist Hospital, Lesotho
Item type: Journal Article • Journal: South African Family Practice • Authors: MT Makwero --- Department of Family Medicine, South Africa WF Mollentze --- Department of Internal Medicine, South Africa G Joubert --- Department of Biostatistics, South Africa WJ Steinberg --- Department of Family Medicine, South AfricaBackground: Patients attending outpatient departments for follow-up of diabetes mellitus (DM) may seem content about the control of their disease. However, complications resulting from DM may present before diagnosis and treatment initiation or continue to develop while on treatment. -
DNA fragmentation damage as a predictive marker for diabetic nephropathy in Type II diabetes mellitus
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Nourhan Soliman --- Clinical Pathology Department, Egypt Mohamed El-Shabrawi --- Clinical Pathology Department, Egypt Seham Omar --- Internal Medicine Department, EgyptBackground: Increased production of free radicals and oxidative stress in type II diabetic patients could be one of the probable causes for development of complications. The authors hypothesise that such a mechanism also contributes to the development of diabetic nephropathy... -
Typhoid ileal perforation in a semi-urban tertiary health institution in north-eastern Nigeria
Item type: Journal Article • Journal: South African Family Practice • Authors: BA Grema --- Family Medicine Department, Aminu Kano Teaching Hospital Kano, Nigeria I Aliyu --- Paediatric Department, Aminu Kano Teaching Hospital, Nigeria GC Michael --- Family Medicine Department, Aminu Kano Teaching Hospital Kano, Nigeria A Musa --- Surgery Department, Federal Medical Center Nguru, Nigeria AG Fikin --- Family Medicine Department, Federal Medical Center Nguru, Nigeria BM Abubakar --- Surgery Department, Federal Medical Center Nguru, Nigeria S Olusegun --- Surgery Department, Federal Medical Center Nguru, NigeriaIntroduction: Typhoid ileal perforation is a very serious complication of typhoid fever and remains a significant surgical problem in developing countries like Nigeria, where it is associated with higher mortality and morbidity, due to lack of adequate clean drinking water,... -
The effect of fire history on soil nutrients and soil organic carbon in a semi-arid savanna woodland, central Namibia
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Elise Nghalipo --- Department of Agriculture and Natural Resources Sciences, Namibia Dave Joubert --- Department of Agriculture and Natural Resources Sciences, Namibia Heather Throop --- School of Earth and Space Exploration and School of Life Sciences, USA Alexander Groengroeft --- Institute of Soil Science, GermanyFire is an integral part of savanna ecosystems that has shaped these systems since the Miocene. Substantial uncertainty about fire effects in semi-arid ecosystems exists. Fire may affect ecosystem productivity directly through nutrient volatilisation, increased mineralisation and altering organic matter... -
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... -
Absent fathers: Psychological and socio-economic implications for black children and directions for future research
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Simnikiwe Magqamfana --- Department of Psychology, South Africa Sandiso Bazana --- Department of Psychology, South AfricaThis study investigated fathers’ absence influences on the self-perceptions of South African young adults. Informants were five black university students (two females, three males; age range 20 to 28 years). They responded to semi-structured face-to-face interviews on self-perceptions from having... -
Trends in glycaemic control and morbidity over 10 years in patients with type 1 diabetes mellitus at Inkosi Albert Luthuli Central Hospital
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Muhammed Zaid Hoosen --- , South Africa Imran M Paruk --- , South Africa Fraser J Pirie --- , South Africa Ayesha A Motala --- , South AfricaAim: To assess control and morbidity in patients with type 1 diabetes mellitus (T1 attending a tertiary adult diabetes clinic in Durban, South Africa. -
Nerve conduction and its correlations with duration of diabetes mellitus and glycosylated haemoglobin in type 2 diabetes mellitus (T2DM)
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Wissam S Hamid --- , Sudan Humeda S Ahmed --- , Sudan Mona A Osman --- , Sudan Rasha Babiker --- , Sudan -
The emergence of GVCs for frontier markets: Insights from the African mobile telecommunications industry
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Mohammad Jahanbakht --- , USA Romel Mostafa --- , CanadaAn important gap in the literature on global value chains (GVCs) and bottom-of-the-pyramid markets concerns how GVCs develop to serve frontier markets and what role multinational and local firms play in that process. This paper takes a first step in... -
Hypertension and diabetes mellitus: a collision of two heavyweight non-communicable diseases
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: S Pillay --- , South AfricaIntroduction: Patients living with type 2 diabetes mellitus (PLWD) are at an increased risk of developing hypertension (HPT). The presence of HPT in PLWD (PLWDH) accelerates diabetes-related complications (DRC). Scarce data exist from South Africa on the impact of HPT... -
InfoInternet for education in the Global South: A study of applications enabled by free information-only internet access in technologically disadvantaged areas
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Johanna Johansen --- , Norway Josef Noll --- , Norway Christian Johansen --- , NorwayThis paper summarizes our work on studying educational applications enabled by the introduction of a new information layer called InfoInternet. This is an initiative to facilitate affordable access to internet-based information in communities with network scarcity or economic problems from... -
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... -
Impact of liming on extractable phosphorus, exchangeable base cations, and effective cation exchange capacity of eastern Free State soils
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: HJJ van Zyl --- University of the Free State, South Africa CC du Preez --- University of the Free State, South AfricaSoil acidity can adversely affect wheat production in the eastern Free State, South Africa. Liming of the soils is therefore essential. The aim of this study was to establish whether extractable phosphorus (P), exchangeable calcium (Ca), magnesium (Mg) and potassium... -
Social grants as safety net for HIV/AIDS-affected households in South Africa
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Frikkie Booysen --- Department of Economics and the Centre for Health Systems Research & Development, University of the Free State, South AfricaSouth Africa has a well-developed system of social security and the reach of the social grant safety net has expanded rapidly over the past five years. Social grants are likely to play an important role in mitigating the impact of... -
Experiences of orphan care in Amach, Uganda: assessing policy implications
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Christopher Oleke --- Ministry of Health - Uganda, Astrid Blystad --- University of Bergen, Norway Ole Bjørn Rekdal --- Bergen University College, Karen Marie Moland --- University of Bergen, NorwayUganda is estimated to have around two million orphans constituting approximately 19% of all the children in the country. This paper presents findings from a study on the experiences of orphan care among Langi people of Amach sub-county in Lira... -
Social grants for people living with HIV and on antiretroviral therapy in KwaZulu-Natal, South Africa: a longitudinal study
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Karl Peltzer [d231e18]The aim of this study was to assess the predictors of the receipt of a disability grant (DG) status and the impact of the DG on health outcomes of HIV patients and on antiretroviral therapy (ART) in a longitudinal study... -
High-risk behaviors among adult men and women in Botswana: Implications for HIV/AIDS prevention efforts
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Mpho Keetile --- , , BotswanaThe government of Botswana has been spending a lot of money in the prevention, treatment, care and support for HIV/AIDS patient for decades. This paper uses data from the third Botswana AIDS Impact Survey (BAIS III) to explore high-risk behaviors... -
Towards a natural classification of African toads (Anura, Bufonidae): Past progress and future prospects
Item type: Journal Article • Journal: The Journal of the Herpetological Association of Africa • Authors: BarryT. Clarke --- The Natural History Museum, EnglandAfrican bufonid toads (especially members of the genus Bufo) are a relatively uniform group morphologically, but beneath this apparent uniformity lies a higher level of diversity in habits and lifestyle than is initially evident. Members of the group exhibit considerable... -
Unravelling the accessions–environment interactions and the unveiling of released variety: insights from Bouffordia dichotoma
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Hunegnaw Abebe --- Wollo University, Ethiopia Tewodros Alemu --- Wollo University, Ethiopia Seid Hassen --- Wollo University, Ethiopia Ephrem Seid --- Wollo University, Ethiopia Moges Dessale --- Wollo University, Ethiopia Yan Tu --- Institute of Feed Research, Chinese Academy of Agricultural Sciences, ChinaA comprehensive study was conducted on Bouffordia dichotoma, a valued forage plant in eastern Amhara, Ethiopia, to identify the most productive accession. This two-year study (2021–2022) was carried out in three locations using a randomised complete block design with four... -
Nutritional management of a patient with acute myeloid leukaemia complicated by gastrointestinal symptoms and typhlitis
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Zelda Hugo --- Pretoria East Hospital,Leukaemia is the 11th most prevalent cancer worldwide, with acute myeloid leukaemia (AML) representing an acute and highly aggressive subtype that requires urgent medical intervention. Although national data on incidence and mortality in South Africa remain limited, an epidemiological study...
