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Now showing items 7677-7696 of 7987
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Validation of the integration of HIV and AIDS related nursing competencies into the undergraduate nursing curriculum in South Africa
(AOSIS Open Journals, 2015)BACKGROUND: Being in its fourth decade, HIV remains an epidemic that requires combined efforts for the global fight. The strategies planned and implemented in the fight against HIV include reversing and halting the spread ... -
The validity and reliability of computer-aided semen analyzers in performing semen analysis: a systematic review
(AME Publishing, 2021)Infertility is defined as the inability to achieve a clinical pregnancy following one year of regular and timed intercourse without contraception (1). It is estimated that infertility affects approximately 15% of ... -
The validity and reliability of computer-aided semen analyzers in performing semen analysis: a systematic review
(Translational Andrology and Urology., 2021)Background: Computer-aided sperm analyzers (CASA) are currently used worldwide for semen analysis. However, there are doubts about their reliability to fully substitute the human operator. Therefore, this study aimed to ... -
Validity and reliability of the South African health promoting schools monitoring questionnaire
(Oxford University Press, 2016)Health promoting schools, as conceptualised by the World Health Organisation, have been developed in many countries to facilitate the health-education link. In 1994, the concept of health promoting schools was introduced ... -
Validity and utility of instruments for screening of depression in women attending antenatal clinics in Blantyre district in Malawi
(AOSIS, 2018)Screening instruments should be brief, valid and easy to use if they are to be useful in a busy antenatal clinic in low-resource settings. A short instrument can be used in a busy antenatal clinic in combination with a ... -
Value chain analysis of Lake Malawi fish: a case study of Oreochromis spp (Chambo)
(Center for Promoting Ideas (CPI), 2013)Chambo has potential of improving fishers’ socio-economic status in Malawi. The paper examines Chambo value chain whose findings will improve fish marketing by actors along the chain. Quantitative value chain analysis used, ... -
The value chain and activities of polyethylene terephthalate plastics in the South African waste economy
(SAGE, 2020)Value chains in their entirety, within the South African context, have not been the focus of much research thus far. A plethora of research has been done on the various actors within the value chain, but the rest of the ... -
The value components of contract farming in contemporary capitalism
(Wiley, 2018)Contract farming (CF) has generally been understood as, essentially, a market institution—by both (approving) “mainstream” and (critical) “radical” perspectives. Analyses of relations of production have, meanwhile, tended ... -
The value of human dignity in interpreting socio-economic rights
(South African Journal on Human Rights, 2005)There has been considerable criticism of the use of human dignity as a guiding value in the context of South Africa's equality jurisprudence. What are the implications of the use of the value in socio-economic rights ... -
The value of information in South Africa’s new democracy
(Emerald, 2018)PURPOSE – The purpose of this paper is to trace and analyse the relationship between information and democracy in the old and in the new South Africa. The authors interrogate the applicability to the situation of the ... -
The value of occupational therapy intervention for the worker roles of forensic mental healthcare users in Cape Town, South Africa
(IOS Press, 2021)BACKGROUND: There is a void in research that focuses on how OT programs facilitate self-esteem in forensic mental healthcare users' return-to-work in the open labor market, particularly in South Africa. OBJECTIVE: To explore ... -
Values in preservice mathematics teachers’ discussions of the Body Mass Index - A critical perspective
(2023)This article explores the values that come to the fore when preservice mathematics teachers (PTs) 1 engage in critical discussions about the role of mathematical models in society. The specific model that was discussed was ... -
Valuing the commons: Rural livelihoods and communal rangeland resources in the Maluti District, Eastern Cape
(Institute for Poverty, Land and Agrarian Studies, University of the Western Cape, 2002)The ‘hidden’ value of wild resources, trees and grazing resources on communal rangelands is often overlooked by conventional economic assessments, even though their contribution to people’s lives is enormous. There is ... -
The vampire squid: Value, crisis and the power of finance
(Wiley, 2019)Over the last five decades the power and global reach of financial institutions and finance capital to organize economic, social and political life has grown seemingly unchecked. This is manifested in the ability of ... -
The VANDELS survey: a strong correlation between Ly α equivalent width and stellar metallicity at 3 ≤ z ≤ 5
(Oxford University Press, 2020)We present the results of a new study investigating the relationship between observed Ly α equivalent width (Wλ(Ly α)) and the metallicity of the ionizing stellar population ( Z⋆) for a sample of 768 star-forming galaxies ... -
The vandels survey: The star-formation histories of massive quiescent galaxies at 1.0 < z < 1.3
(Oxford Academics, 2019)We present a Bayesian full-spectral-fitting analysis of 75 massive (M∗>1010.3M⊙) UVJ-selected galaxies at redshifts of 1.0 < z < 1.3, combining extremely deep rest-frame ultraviolet spectroscopy from VANDELS with ... -
Variability and transient search in the SUDARE–VOICE field: A new method to extract the light curves
(Oxford University Press, 2020)The VLT Survey Telescope (VST) Optical Imaging of the CDFS and ES1 Fields Survey, in synergy with the SUDARE survey, is a deep optical ugri imaging of the CDFS and ES1 fields using the VST. The observations for the CDFS ... -
Variability in Responses to Phoma medicaginis Infection in a Tunisian Collection of Three Annual Medicago Species
(Korean Society of Plant Pathology, 2023)Spring black stem and leaf spot, caused by Phoma medicaginis, is an issue in annual Medicago species. Therefore, in this study, we analyzed the response to P. medicaginis infection in a collection of 46 lines of three ... -
The variable N-terminal region of DDX5 contains structural elements and auto-inhibits its interaction with NS5B of hepatitis C virus
(Portland Press, 2012)RNA helicases of the DEAD (Asp-Glu-Ala-Asp)-box family of proteins are involved in many aspects of RNA metabolism from transcription to RNA decay, but most of them have also been shown to be multifunctional. The DEAD-box ... -
Variant-specific introduction and dispersal dynamics of SARS-CoV-2 in New York City – from Alpha to Omicron
(Public Library of Science, 2023)Since the latter part of 2020, SARS-CoV-2 evolution has been characterised by the emergence of viral variants associated with distinct biological characteristics. While the main research focus has centred on the ability ...