Results 11 to 20 of about 3,769,160 (235)

Repeated measures ANOVA and adjusted F-tests when sphericity is violated: which procedure is best?

Frontiers in Psychology, 2023
Introduction One-way repeated measures ANOVA requires sphericity. Research indicates that violation of this assumption has an important impact on Type I error. Although more advanced alternative procedures exist, most classical texts recommend the use of
M. Blanca, J. Arnau, F. García-Castro, R. Alarcón, Roser Bono, Begoña Espejo, Jonathan L. Helm   +6 more
semanticscholar   +1 more source

Workplace wellbeing among health care workers providing HIV services in primary care in Johannesburg: a mixed methods study

Frontiers in Public Health, 2023
BackgroundBurnout among Health Care workers (HCWs) impacts on provider-patient relations and quality of care. Anova Health Institute (Anova) is a large South African non-profit organization and PEPFAR/USAID implementing partner.
Ndinda Makina-Zimalirana, Melanie Bisnauth, Nosipho Shangase, Natasha Davies, Anele Jiyane, Fezile Buthelezi, Kate Rees, Kate Rees   +7 more
doaj   +1 more source

Understanding patients reinitiating antiretroviral therapy in two South African districts

Southern African Journal of HIV Medicine, 2022
No abstract available.
Kate Rees, Melanie Bisnauth, Cara O'Connor, Tshifhiwa Ramvhulela, Nomzamo Vali   +4 more
doaj   +1 more source

Permutation Tests for Regression, ANOVA, and Comparison of Signals: The permuco Package

Journal of Statistical Software, 2021
Recent methodological researches produced permutation methods to test parameters in presence of nuisance variables in linear models or repeated measures ANOVA. Permutation tests are also particularly useful to overcome the multiple comparisons problem as
Jaromil Frossard, O. Renaud
semanticscholar   +1 more source

Indicator-focussed technical assistance in South Africa’s HIV programme: A stepped-wedge evaluation

Southern African Journal of HIV Medicine, 2021
Background: There is a lack of research on technical assistance (TA) interventions in low- and middle-income countries. Variation in local contexts requires tailor-made approaches to TA that are structured and replicable across intervention sites whilst ...
Geoffrey A. Jobson, Jean Railton, Barry Mutasa, Lucy Ranoto, Christine Maluleke, James McIntyre, Helen Struthers, Remco Peters   +7 more
doaj   +1 more source

Dolutegravir resistance in three pregnant and breastfeeding women in South Africa

Southern African Journal of HIV Medicine, 2023
No abstract available.
Ninke Fourie, Kate Rees, Denis Mali, Bridget Mugisa, Cara O’Connor, Natasha Davies   +5 more
doaj   +1 more source

A tutorial on using the paired t test for power calculations in repeated measures ANOVA with interactions

Behavior Research Methods, 2022
The a priori calculation of statistical power has become common practice in behavioral and social sciences to calculate the necessary sample size for detecting an expected effect size with a certain probability (i.e., power).
Benedikt Langenberg, M. Janczyk, Valentin Koob, Reinhold Kliegl, Axel Mayer   +4 more
semanticscholar   +1 more source

Where are the children? Case finding in 5–14-year-olds living with HIV in Johannesburg

Southern African Journal of HIV Medicine, 2022
No abstract available.
Jackie L. Dunlop, Carol L. Tait, Moyahabo Mabitsi, Kate Rees   +3 more
doaj   +1 more source

Top2btm symposium on health care for men who have sex with men (MSM)

Southern African Journal of HIV Medicine, 2011
Men who have sex with men (MSM) are at high risk of HIV acquisition and transmission, and country-specific HIV prevalence rates are always higher in MSM than among heterosexual men. South African data confirm this, with reported HIV prevalences of 10.4 -
K Rebe, G de Swardt, H Struthers, J A McIntyre   +3 more
doaj   +1 more source

Fidelity of HIV programme implementation by community health workers in rural Mopani district, South Africa: a community survey

BMC Public Health, 2018
Background South Africa has implemented a community health programme delivered by community health workers (CHWs) to strengthen primary healthcare services.
Nireshni Naidoo, Jean P. Railton, Sellina N. Khosa, Nthabiseng Matlakala, Gert Marincowitz, James A. McIntyre, Helen E. Struthers, Jude Igumbor, Remco P. H. Peters   +8 more
doaj   +1 more source