Browsing Research Publications by Author "van Wyk, Brian"
Now showing items 1-20 of 30
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Aging with HIV: Increased risk of HIV comorbidities in older adults
Roomaney, Rifqah Abeeda; van Wyk, Brian; Pillay-van Wyk, Victoria (MDPI, 2022)With improved access to antiretroviral treatment (ART), adults with HIV live longer to reach older age. The number of older adults living with HIV is increasing steadily, giving rise to a new population of interest in ... -
Barriers to adherence to antiretroviral treatment in a regional hospital in Vredenburg, Western Cape, South Africa
Azia, Ivo N.; Mukumbang, Ferdinand C.; van Wyk, Brian (AOSIS, 2016)BACKGROUND: South Africa currently runs the largest public antiretroviral treatment (ART) programme in the world, with over 80% of people living with HIV and/or AIDS on ART. However, in order to appreciate the benefits ... -
Closing the HIV treatment gap for adolescents in Windhoek, Namibia: A retrospective analysis of predictors of viral non-suppression
Munyayi, Farai Kevin; van Wyk, Brian (MDPI, 2022)Windhoek joined the Fast-Track Cities Initiative in 2017 to optimize HIV service delivery for adolescents, promoting adherence and sustaining viral suppression. Recent surveys and programmatic data show that the treatment ... -
Comparing patients’ experiences in three differentiated service delivery models for HIV treatment in South Africa
Mukumbang, Ferdinand C.; Ndlovu, Sibusiso; van Wyk, Brian (SAGE Publications, 2022)Differentiated service delivery for HIV treatment seeks to enhance medication adherence while respecting the preferences of people living with HIV. Nevertheless, patients’ experiences of using these differentiated service ... -
Conceptualising the factors affecting retention in care of patients on antiretroviral treatment in Kabwe District, Zambia, using the ecological framework
Mukumbang, Ferdinand C.; Mwale, Joyce Chali; van Wyk, Brian (Hindawi Publishing Corporation, 2017)BACKGROUND. HIV remains a major public health challenge in Zambia.The roll-out of antiretroviral treatment (ART) has engendered new challenges in retention in care. OBJECTIVE. To conceptualise the factors affecting retention ... -
Determinants of viral suppression among adolescents on antiretroviral treatment in Ehlanzeni district, South Africa: a cross-sectional analysis
Okonji, Emeka F.; van Wyk, Brian; Mukumbang, Ferdinand C. (BMC, 2021)Achieving undetectable viral load is crucial for the reduction of HIV transmissions, AIDS-related illnesses and death. Adolescents (10 to19 years) living with HIV (ALHIV) on antiretroviral treatment (ART) have worse treatment ... -
Discourses of mental wellness among adolescents living with HIV in Cape Town, South Africa
Orth, Zaida; van Wyk, Brian (Dove Press, 2022)Adolescence is a unique period of development where individuals transition from childhood to adulthood, and where they are at heightened risk for developing mental health problems and engaging in risky behaviours. In ... -
An exploration of group-based HIV/AIDS treatment and care models in Sub-Saharan Africa using a realist evaluation (Intervention-Context-Actor-Mechanism- Outcome) heuristic tool: a systematic review
Mukumbang, Ferdinand C.; Van Belle, Sara; Marchal, Bruno; van Wyk, Brian (BioMed Central, 2017)Introduction: It is increasingly acknowledged that differentiated care models hold potential to manage large volumes of patients on antiretroviral therapy (ART). Various group-based models of ART service delivery aimed ... -
A facility-based family support intervention to improve treatment outcomes for adolescents on antiretroviral therapy in the Cape Metropole, South Africa
Orth, Zaida; van Wyk, Brian (SAGE, 2021)Adolescents living with human immunodeficiency virus (HIV) (ALHIV) globally, report worse treatment outcomes compared to adults and children on antiretroviral therapy (ART). We conducted a photovoice study with eighteen ... -
Factors influencing the choice of child delivery location among women attending antenatal care services and immunization clinic in Southeastern Nigeria
Egharevba, Johnbull; Pharr, Jennifer; van Wyk, Brian; Ezeanolue, Echezona (Global Health and Education Projects, Inc., 2017)BACKGROUND AND OBJECTIVE: In Nigeria, most deliveries take place at home or with traditional birth attendants (TBAs). This study examined the factors that influenced or determined utilization of healthcare facility ... -
Interventions for improving treatment outcomes in adolescents on antiretroviral therapy with unsuppressed viral loads: A systematic review protocol
Munyayi, Farai Kevin; van Wyk, Brian (BMJ Publishing Group, 2021)Adolescents represent one of the most underserved population groups among people living with HIV. With successes in the elimination of mother to child transmission initiatives and advances in paediatric HIV treatment ... -
Knowledge and practice of breast self-examination among rural women in South-West Nigeria: Implications for development of women empowerment programme
Hanson, Victoria; Adejumo, Olyinka; van Wyk, Brian (UNISA Press, 2017)Cancer is a major public health concern globally. In Nigeria, over 10 000 cancer deaths and 250 000 new cases of cancer are recorded yearly. It was reported that the number of women at risk of breast cancer increased ... -
Leveraging the photovoice methodology for critical realist theorizing
Mukumbang, Ferdinand C.; van Wyk, Brian (SAGE Publications, 2020)Photovoice is a visual research methodology that integrates images and words to encourage the exploration of the experiences, perceptions, and meaning-making processes of individuals on various social phenomena. As a ... -
Management of severe acute malnutrition in children under 5 years through the lens of health care workers in two rural South African hospitals
Muzigaba, Moise; van Wyk, Brian; Puoane, Thandi (AOSIS, 2018)BACKGROUND: Despite the widespread implementation of the World Health Organization (WHO) guidelines for the management of severe malnutrition in South Africa, poor treatment outcomes for children under 5 years are still ... -
Measuring mental wellness among adolescents living with a physical chronic condition: A systematic review of the mental health and mental well-being instruments
Orth, Zaida; van Wyk, Brian (BMC, 2021)Globally, promoting mental health and well-being among adolescents has become a public health priority, especially for adolescents living with a physical chronic condition (CC), as research suggests they may be more at ... -
Measuring mental wellness among adolescents living with a physical chronic condition: a systematic review of the mental health and mental well-being instruments
Orth, Zaida; van Wyk, Brian (BMC Psychology, 2021-11-08)Globally, promoting mental health and well-being among adolescents has become a public health priority, especially for adolescents living with a physical chronic condition (CC), as research suggests they may be more at ... -
Multimorbidity patterns in a national HIV survey of South African youth and adults
Roomaney, Rifqah Abeeda; van Wyk, Brian; Cois, Annibale (Frontiers Media, 2022)Information pertaining to multimorbidity is frequently informed by studies from high income countries and it is unclear how these findings relate to low and middle income countries, where the burden of infectious disease ... -
Multimorbidity patterns in South Africa: A latent class analysis
Roomaney, Rifqah Abeeda; van Wyk, Brian; Cois, Annibale; Pillay van-Wyk, Victoria (Frontiers Media S.A., 2023)Introduction: South Africa has the largest burden of HIV worldwide and has a growing burden of non-communicable diseases; the combination of which may lead to diseases clustering in ways that are not seen in other regions. ... -
Multimorbidity patterns in South Africa: A latent class analysis
Roomaney, Rifqah Abeeda; van Wyk, Brian; Cois, Annibale (Frontiers in Public Health, 2023)Introduction: South Africa has the largest burden of HIV worldwide and has a growing burden of non-communicable diseases; the combination of which may lead to diseases clustering in ways that are not seen in other regions. ... -
A realist approach to eliciting the initial programme theory of the antiretroviral treatment adherence club intervention in the Western Cape Province, South Africa
Mukumbang, Ferdinand C.; Marchal, Bruno; Van Belle, Sara; van Wyk, Brian (BioMed Central, 2018)BACKGROUND: The successful initiation of people living with HIV/AIDS on antiretroviral therapy (ART) in South Africa has engendered challenges of poor retention in care and suboptimal adherence to medication. The adherence ...