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J. Velloza · SciRah

Researcher profile · Semantic Scholar

J. Velloza

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J. Velloza — researcher profile on SciRah

h-index: 19
Works: 61
Citations: 1,151

Most-cited papers

The influence of HIV‐related stigma on PrEP disclosure and adherence among adolescent girls and young women in HPTN 082: a qualitative study
J. Velloza, N. Khoza, F. Scorgie, Miria Chitukuta +13 more
2020Journal of the International AIDS Society200 citations Open access
Semantic Scholar
Alcohol Use and Antiretroviral Therapy Non-Adherence Among Adults Living with HIV/AIDS in Sub-Saharan Africa: A Systematic Review and Meta-Analysis
J. Velloza, C. Kemp, F. Aunon, Megan K. Ramaiya +2 more
2019Aids and Behavior128 citations Open access
Semantic Scholar
Associations between Anxiety and Adherence to Antiretroviral Medications in Low- and Middle-Income Countries: A Systematic Review and Meta-analysis
J. Wykowski, C. Kemp, J. Velloza, D. Rao +1 more
2019Aids and Behavior68 citations Open access
Semantic Scholar
Intervening for HIV prevention and mental health: a review of global literature
P. Collins, J. Velloza, T. Concepcion, Linda N. Oseso +4 more
2021Journal of the International AIDS Society67 citations Open access
Semantic Scholar
Intimate partner violence and self-reported pre-exposure prophylaxis (PrEP) interruptions among HIV-negative partners in HIV serodiscordant couples in Kenya and Uganda
Alejandra Cabral, Jared M. Baeten, K. Ngure, J. Velloza +6 more
2017Journal of Acquired Immune Deficiency Syndromes51 citations Open access
Semantic Scholar
Implementation of eHealth interventions across the HIV care cascade: A review of recent research
C. Kemp, J. Velloza
2018Current HIV/AIDS Reports43 citations Open access
Semantic Scholar
Implementation of a comprehensive safer conception intervention for HIV‐serodiscordant couples in Kenya: uptake, use and effectiveness
R. Heffron, K. Ngure, J. Velloza, Catherine Kiptinness +13 more
2019Journal of the International AIDS Society40 citations Open access
Semantic Scholar
Assessing longitudinal patterns of depressive symptoms and the influence of symptom trajectories on HIV pre‐exposure prophylaxis adherence among adolescent girls in the HPTN 082 randomized controlled trial
J. Velloza, S. Hosek, D. Donnell, P. Anderson +5 more
2021Journal of the International AIDS Society38 citations Open access
Semantic Scholar
Multi-level Interventions to Promote Oral Pre-exposure Prophylaxis Use Among Adolescent Girls and Young Women: a Review of Recent Research
E. Irungu, N. Khoza, J. Velloza
2021Current HIV/AIDS Reports37 citations Open access
Semantic Scholar
Cognitive testing of the PHQ-9 for depression screening among pregnant and postpartum women in Kenya
J. Velloza, J. Njoroge, K. Ngure, Nicholas B Thuo +7 more
2020BMC Psychiatry36 citations Open access
Semantic Scholar
The Vaginal Microbiome and Its Potential to Impact Efficacy of HIV Pre-Exposure Prophylaxis for Women
J. Velloza, R. Heffron
2017Current HIV/AIDS Reports33 citations Open access
Semantic Scholar
Alignment of PrEP adherence with periods of HIV risk among adolescent girls and young women in South Africa and Zimbabwe: A secondary analysis from the HPTN 082 randomized controlled trial
J. Velloza, D. Donnell, S. Hosek, P. Anderson +6 more
2022The Lancet HIV32 citations Open access
Semantic Scholar
Effect of Depression on Adherence to Oral PrEP Among Men and Women in East Africa
J. Velloza, J. Baeten, J. Haberer, K. Ngure +4 more
2018Journal of Acquired Immune Deficiency Syndromes31 citations Open access
Semantic Scholar
Narrative sexual histories and perceptions of HIV risk among young women taking PrEP in southern Africa: Findings from a novel participatory method
F. Scorgie, N. Khoza, S. Delany-Moretlwe, J. Velloza +7 more
2020Social Science & Medicine (1967)29 citations Open access
Semantic Scholar
The effect of depression on adherence to HIV pre-exposure prophylaxis among high-risk South African women in HPTN 067/ADAPT
J. Velloza, R. Heffron, K. Amico, A. Rowhani-Rahbar +7 more
2020Aids and Behavior27 citations Open access
Semantic Scholar
Depression and ART initiation among HIV serodiscordant couples in Kenya and Uganda
J. Velloza, C. Celum, J. Haberer, K. Ngure +4 more
2017Aids and Behavior25 citations Open access
Semantic Scholar
A clinic-based tablet application to support safer conception among HIV serodiscordant couples in Kenya: feasibility and acceptability study.
J. Velloza, K. Ngure, Catherine Kiptinness, J. Quame-Amaglo +10 more
2019mHealth22 citations Open access
Semantic Scholar
Impact of a point-of-care urine tenofovir assay on adherence to HIV pre-exposure prophylaxis among women in Kenya: a randomised pilot trial
Monica Gandhi, D. Glidden, Deepalika Chakravarty, Guo-Hong Wang +14 more
2024The Lancet HIV21 citations Open access
Semantic Scholar
Comprehensive HIV risk reduction interventions for 2020 and beyond: product choices and effective service-delivery platforms for individual needs and population-level impact.
J. Velloza, S. Delany-Moretlwe, J. Baeten
2019Current Opinion in HIV and AIDS20 citations
Semantic Scholar
Young people’s data governance preferences for their mental health data: MindKind Study findings from India, South Africa, and the United Kingdom
S. Sieberts, C. Marten, E. Bampton, Elin A. Björling +25 more
2023PLoS ONE18 citations Open access
Semantic Scholar
Adaptive HIV pre-exposure prophylaxis adherence interventions for young South African women: Study protocol for a sequential multiple assignment randomized trial
J. Velloza, N. Poovan, Nontokozo Ndlovu, N. Khoza +10 more
2022PLoS ONE18 citations Open access
Semantic Scholar
Interventions to improve daily medication use among adolescents and young adults: what can we learn for youth PrEP services?
J. Velloza, B. Kapogiannis, L. Bekker, C. Celum +4 more
2020AIDS (London)18 citations Open access
Semantic Scholar
Integrating a mental health intervention into PrEP services for South African young women: a human‐centred implementation research approach to intervention development
J. Velloza, Nomhle Ndimande-Khoza, Lisa Mills, T. Concepcion +8 more
2024Journal of the International AIDS Society15 citations Open access
Semantic Scholar
Engagement Along the PrEP Care Continuum Among Men Who Have Sex with Men in China: A Systematic Review and Meta-analysis
Liying Wang, Cheng-Lin Hong, Lingxiao Chen, Steven A. John +4 more
2024Aids and Behavior14 citations
Semantic Scholar
Evidencing the Impact of Web-Based Coproduction With Youth on Mental Health Research: Qualitative Findings From the MindKind Study
B. Fernandes, L. Neelakantan, H. Shah, S. Sumant +15 more
2022JMIR Public Health and Surveillance14 citations Open access
Semantic Scholar
A novel “HIV Salience and Perception” scale is associated with PrEP dispensing and adherence among adolescent girls and young women in Kampala, Uganda
J. Velloza, A. Mujugira, T. Muwonge, Jade Boyer +8 more
2022Aids and Behavior13 citations
Semantic Scholar
Cycles of violence among young women in Namibia: Exploring the links between childhood violence and adult intimate partner violence from the Violence Against Children and Youth Survey
J. Velloza, L. Davies, Alison L. Ensminger, Frieda Mboshono Theofelus +6 more
2022Journal of Interpersonal Violence11 citations Open access
Semantic Scholar
The Next Generation of Research on HIV Adherence Interventions: No Time to Wait
J. Simoni, F. Aunon, C. Kemp, Bryan A. Kutner +3 more
2017Lancet. Infectious Diseases (Print)11 citations Open access
Semantic Scholar
High recent PrEP adherence with point‐of‐care urine tenofovir testing and adherence counselling among young African women: results from the INSIGHT cohort
Brenda Gati Mirembe, D. Donnell, M. Krows, Zinhle Zwane +29 more
2024Journal of the International AIDS Society10 citations Open access
Semantic Scholar
Perinatal Depressive Symptoms and Viral Non-suppression Among a Prospective Cohort of Pregnant Women Living with HIV in Nigeria, Kenya, Uganda, and Tanzania
T. Concepcion, J. Velloza, C. Kemp, Amritha Bhat +13 more
2022Aids and Behavior10 citations Open access
Semantic Scholar
Adaptive HIV pre-exposure prophylaxis adherence interventions for young women in Johannesburg, South Africa: a sequential multiple-assignment randomised trial.
J. Velloza, N. Poovan, A. Meisner, Nontokozo Ndlovu +10 more
2024The Lancet HIV9 citations Open access
Semantic Scholar
Provider perspectives on service delivery modifications to maintain access to HIV pre‐exposure prophylaxis during the COVID‐19 pandemic: qualitative results from a PrEP implementation project in Kenya
J. Velloza, Stephanie D. Roche, Emmah Owidi, E. Irungu +10 more
2023Journal of the International AIDS Society9 citations Open access
Semantic Scholar
An Application of Evidence‐Based Approaches to Engage Young People in the Design of a Global Mental Health Databank
Augustina Mensa-Kwao, L. Neelakantan, J. Velloza, E. Bampton +11 more
2024Health Expectations7 citations Open access
Semantic Scholar
Alignment of PrEP use and effective contraceptive use among East African women in HIV serodiscordant partnerships
K. Ngure, J. Velloza, R. Patel, N. Mugo +6 more
2020International Journal of STD and AIDS5 citations Open access
Semantic Scholar
Hoping to Adhere? Examining the Relationship Between Hope and Pre-exposure Prophylaxis Willingness, Adherence, and Persistence Among Young Women in South Africa and Zimbabwe (HPTN 082)
Margaret W. Gichane, J. Velloza, S. Hosek, G. Beauchamp +3 more
2024Aids and Behavior4 citations Open access
Semantic Scholar
Higher rates of mental health screening of adolescents recorded after provider training using simulated patients in a Kenyan HIV clinic: results of a pilot study
T. Concepcion, P. Mogere, K. Ngure, Njoroge Mwathi +11 more
2023Frontiers in Public Health4 citations Open access
Semantic Scholar
Preferences for HIV pre‐exposure prophylaxis formulations and delivery among young African women: results of a discrete choice experiment
Wendy W Dlamini, B. G. Mirembe, M. Krows, Sue Peacock +24 more
2025Journal of the International AIDS Society3 citations Open access
Semantic Scholar
Cumulative exposure to depressive symptoms and all-cause mortality among adults with HIV in Kenya, Nigeria, Tanzania, and Uganda
C. G. Kemp, B. Pence, J. Velloza, T. Concepcion +15 more
2024AIDS (London)3 citations Open access
Semantic Scholar
Acceptability and Feasibility of Remote PrEP Visits for Adolescent Girls and Young Women in South Africa
Makhosazane Nomhle Ndimande-Khoza, J. Velloza, Hlukelo Chauke, Lisa Mills +6 more
2025Aids and Behavior2 citations
Semantic Scholar
Motivations for Starting and Stopping PrEP: Experiences of Adolescent Girls and Young Women in the HPTN 082 Trial
Lisa Mills, Makhosazane Nomhle Ndimande-Khoza, J. Velloza, M. Atujuna +10 more
2025Aids and Behavior2 citations Open access
Semantic Scholar
Combining HIV prevention Options with Mental health service delivery for Adolescent girls and young women (CHOMA): results of a pilot hybrid effectiveness‐implementation randomized trial in South Africa
J. Velloza, Nomhle Ndimande-Khoza, Lisa Mills, N. Poovan +9 more
2025Journal of the International AIDS Society2 citations
Semantic Scholar
The Association Between Use of Adherence Support Interventions and Adherence to HIV Preexposure Prophylaxis Among Young South African and Zimbabwean Women in HPTN 082
Abubaker Ibrahim Elbur, Deborah Donnell, Sybil Hosek, Bonnie J. Dye +3 more
2025Aids and Behavior2 citations Open access
Semantic Scholar
Targeted recruitment and the role of choice in the engagement of youth in a randomised smartphone-based mental health study in India, South Africa, and the UK: results from the MindKind Study
S. Sieberts, Anne-Marie Burn, E. Carey, S. Carlson +21 more
2023Wellcome Open Research2 citations Open access
Semantic Scholar
Stakeholder Perspectives on a Community-Based Peer-Led Biomedical HIV Prevention Intervention for Women Who Engage in Sex Work in Southwestern Uganda: Results from a Qualitative Study
Cecilia Akatukwasa, J. Velloza, Milliam Korukiiko, Richard Aruho +5 more
2025Aids and Behavior1 citations Open access
Semantic Scholar
Acceptability of an Integrated Model of Mental Health and PrEP Service Delivery for South African Adolescent Girls: Qualitative Results from a Pilot Hybrid Effectiveness-Implementation Randomized Trial
Lisa Mills, S. Delany-Moretlwe, Makhosazane Nomhle Ndimande-Khoza, Hlukelo Chauke +6 more
2026Aids and Behavior0 citations Open access
Semantic Scholar
Development of a Self-administered Sexual Behavior Assessment Tool to Facilitate Self-reflection by Young Women in South Africa About HIV/STI Risk.
K. Reddy, Jia-Ying Hao, Merusha Govindasami, Nomasonto Matswake +8 more
2026Aids and Behavior0 citations Open access
Semantic Scholar
Associations between self-reported PrEP use and short and long-term pharmacologic metrics of PrEP adherence among Kenyan women.
J. Velloza, Aliza Adler, Deepalika Chakravarty, D. Glidden +9 more
2026Journal of Acquired Immune Deficiency Syndromes0 citations
Semantic Scholar
Correlates of long-acting reversible contraceptive (LARC) use among young women in Southern Africa: a secondary analysis from HPTN 082
P. K. Ssemambo, Michael Burton, B. G. Mirembe, C. Nakabiito +5 more
2025medRxiv0 citations
Semantic Scholar
Correction: Young people’s data governance preferences for their mental health data: MindKind Study findings from India, South Africa, and the United Kingdom
S. Sieberts, C. Marten, E. Bampton, Elin A. Björling +27 more
2025PLoS ONE0 citations Open access
Semantic Scholar
Mental health service delivery among adolescent girls and young women (AGYW) seeking HIV prevention and treatment services in central Kenya: A qualitative study of AGYW and healthcare providers’ perceptions
Emmah Owidi, K. Ngure, P. Mogere, J. Njoroge +13 more
2025PLoS ONE0 citations Open access
Semantic Scholar

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