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Now showing items 1167-1186 of 8066
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Comparison of the ability of anthropometric indices to predict the risk of diabetes mellitus in South African males: Sanhanes-1
(MDPI, 2022)This study aimed to assess the sensitivity of body mass index (BMI) to predict the risk of diabetes mellitus (DM) and whether waist circumference (WC), waist-to-hip (WHR) and waist-toheight (WHtR) ratios are better ... -
A comparison of the accuracy of two methods used by pre-doctoral students to measure vertical dimension
(Elsevier, 2004-01)Statement of problem. Measuring vertical dimension is a soft-tissue measurement. Therefore, inaccuracy may occur. Purpose. The purpose of this study is to compare the accuracy of the Willis gauge method with the ... -
A comparison of the bond strengths of microwave- and water bath-cured denture material.
(Elsevier, 1993-11)A comparison was made of the shear bond strengths between microwave-polymerized and conventional water bath-cured polymethyl methacrylate (PMMA) bonded to denture teeth. Four groups of 15 specimens were prepared and shear ... -
Comparison of the clinical abrasion resistance of six commercially available denture teeth.
(Elsevier, 1997-01)Purpose: Clinical abrasion of denture teeth has certain implications when dentures are worn in excess of the average useful lifetime. The purpose of this study was to evaluate clinical denture tooth wear over a period of ... -
A comparison of the dental age estimation methods of Phillips and Proffit in a sample of South African children
(The South African Dental Association, 2018)Introduction: Dental age is an indicator of the physiological maturity of growing children. Different methods for estimating the dental age in contrast to the chronological age have been proposed. Aims and objectives: The ... -
A comparison of the microstructures, thermal and mechanical properties of pressed and sintered TieCu, TieNi and TieCueNi alloys intended for dental applications
(Journal of Alloys and Compounds, 2020)The effect of Ni and Cu on the a/b phase transformation temperature, possible retention of the b-phase, and mechanical properties of Ti, Tie13Cu, Tie4.5Ni and Tie13Cue4.5Ni (compositions in wt. %) alloys were investigated. ... -
Comparison of the prevalence of overweight and obesity in 9-13 year-old children from two countries using CDC and IOTF reference charts
(Science Alert, 2018)Background and Objectives: The epidemic of obesity is frequently prevailing, certainly among pediatric inhabitants and could be influenced by environmental and heritable factors. So, the aim of this study was to compare ... -
A comparison of the relationship between parental efficacy and social support systems of single teen mothers across different family forms in South African low socioeconomic communities
(BCM, 2021)Teenage parenting is recognised as one of the greatest health and social problems in South Africa. Research in South Africa has shown that by the age of 18 years, more than 30% of teens have given birth at least once. Teen ... -
A comparison of two liner materials for use in the ferric sulfate pulpotomy
(South African Dental Association, 2008)Objectives: The aim of this study is to compare the success rate obtained when applying either a calcium hydroxide (Dycal) base or a zinc oxide-eugenol (Kalzinol) base following the traditional ferric sulfate pulpotomy. Methods: ... -
A comparison of various seaweed-based diets and formulated feed on growth rate of abalone in a land-based aquaculture system
(Springer, 2007)The effects of different diets on growth in the cultured South African abalone, Haliotis midae (Linnaeus), was investigated. Growth of juvenile Haliotis midae was monitored on a commercial abalone farm over a period of ... -
Compensation orders in criminal proceedings - a fresh perspective
(Litnet Akademies, 2017)South African courts have to deal with the sentencing of convicted accused on a daily basis. While presiding officers are well-trained and experienced in sentencing matters, it seems that compensation orders are not generally ... -
A complete guide to the snakes of Southern Africa
(African Journal of Herpetology, 2023)Background: The new edition of A Complete Guide to the Snakes of Southern Africa represents the third iteration in a series of books that started three decades ago. The latest edition replaces the 2004 edition (Marais ... -
Completeness of patient-held records: observations of the Road-to-Health Booklet from two national facility-based surveys at 6 weeks postpartum, South Africa
(Edinburgh University Global Health Society, 2018)BACKGROUND Continuity of care is important for child well-being in all settings where postnatal retention of mother-infant pairs in care remains a challenge. This analysis reports on completeness of patient-held infant ... -
The complex physics of dusty star-forming galaxies at high redshifts as revealed by Herschel and Spitzer
(IOP Publishing, 2013)We combine far-infrared photometry from Herschel (PEP/HerMES) with deep mid-infrared spectroscopy from Spitzer to investigate the nature and the mass assembly history of a sample of 31 luminous and ultraluminous infrared ... -
Complex sequential data analysis: A systematic literature review of existing algorithms
(SAICSIT, 2020)This paper provides a review of past approaches to the use of deep-learning frameworks for the analysis of discrete irregularpatterned complex sequential datasets. A typical example of such a dataset is financial data ... -
Complexation-based detection of nickel(ii) at a graphene-chelate probe in the presence of cobalt and zinc by adsorptive stripping voltammetry
(MDPI, 2017)The adsorptive stripping voltammetric detection of nickel and cobalt in water samples at metal film electrodes has been extensively studied. In this work, a novel, environmentally friendly, metal-free electrochemical ... -
Compliance with research ethics in epidemiological studies targeted to conflict-affected areas in Western Ethiopia: validity of informed consent (VIC) by information comprehension and voluntariness (ICV)
(BioMed Central Ltd, 2024)Background: The conduct of research is critical to advancing human health. However, there are issues of ethical concern specific to the design and conduct of research in conflict settings. Conflict-affected countries often ... -
Complicit refugees, cosmopolitans and xenophobia: Khaled Hosseini's 'The Kite Runner' and Romesh Gunesekera's 'Reef' in conversation with texts on xenophobia in South Africa
(Common Ground, 2008)In the aftermath of the brutal xenophobic attacks in parts of South Africa against 'other' Africans between March and May this year, a fairly sustained (if repetitive) public debate has emerged in the local press. The aim ... -
Components for PEM fuel cells: An overview
(Trans Tech Publications, 2010)Fuel cells, as devices for direct conversion of the chemical energy of a fuel into electricity by electrochemical reactions, are among the key enabling technologies for the transition to a hydrogen-based economy. Among ... -
A comprehensive data-driven odyssey to explore the equation of state of dark energy
(Springer Nature, 2024)For the first time, we reconstruct the dark energy equation of the state parameter w from the combination of background and perturbation observations, specifically combining the Hubble parameter data from cosmic chronometer ...