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V. Ssempijja · SciRah

Researcher profile · Semantic Scholar

V. Ssempijja

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V. Ssempijja — researcher profile on SciRah

h-index: 24
Works: 65
Citations: 2,626

Most-cited papers

Male Circumcision for the Prevention of HSV-2 and HPV Infections and Syphilis
A. Tobian, D. Serwadda, T. Quinn, G. Kigozi +12 more
2009New England Journal of Medicine521 citations Open access
Semantic Scholar
Randomized Trial of Male Circumcision in HIV-infected Men: Effects on HIV Transmission to Female Partners, Rakai, Uganda
M. Wawer, F. Makumbi, G. Kigozi, D. Serwadda +14 more
2009The Lancet334 citations Open access
Semantic Scholar
Impact of a mHealth Intervention for Peer Health Workers on AIDS Care in Rural Uganda: A Mixed Methods Evaluation of a Cluster-Randomized Trial
Larry W. Chang, J. Kagaayi, H. Arem, G. Nakigozi +6 more
2011Aids and Behavior201 citations Open access
Semantic Scholar
Male circumcision decreases acquisition and increases clearance of high risk human papillomavirus in HIV-negative men: a randomized trial in Rakai, Uganda
R. Gray, D. Serwadda, Xiang-Rong Kong, F. Makumbi +15 more
2010Journal of Infectious Diseases198 citations Open access
Semantic Scholar
Effect of Peer Health Workers on AIDS Care in Rakai, Uganda: A Cluster-Randomized Trial
Larry W. Chang, J. Kagaayi, G. Nakigozi, V. Ssempijja +6 more
2010PLoS ONE166 citations Open access
Semantic Scholar
The effect of male circumcision on sexual satisfaction and function, results from a randomized trial of male circumcision for human immunodeficiency virus prevention, Rakai, Uganda
G. Kigozi, S. Watya, C. Polis, Denis Buwembo +9 more
2007BJU International121 citations
Semantic Scholar
HIV-1 Transmitting Couples Have Similar Viral Load Set-Points in Rakai, Uganda
T. Hollingsworth, O. Laeyendecker, George Shirreff, C. Donnelly +10 more
2010PLoS Pathogens108 citations Open access
Semantic Scholar
Circumcision of HIV-infected men: Effects on High Risk Human Papillomavirus Infections in a Randomized Trial in Rakai, Uganda
D. Serwadda, M. Wawer, F. Makumbi, Xiang-Rong Kong +15 more
2010Journal of Infectious Diseases88 citations Open access
Semantic Scholar
Factors Associated with the Prevalence and Incidence of Herpes Simplex Virus Type 2 Infection among Men in Rakai, Uganda
A. Tobian, Blake Charvat, V. Ssempijja, G. Kigozi +11 more
2009Journal of Infectious Diseases84 citations Open access
Semantic Scholar
The Status of HIV Testing and Counseling in Kenya: Results From a Nationally Representative Population-Based Survey
A. Ng'ang'a, Wanjiru Waruiru, C. Ngare, V. Ssempijja +7 more
2014Journal of Acquired Immune Deficiency Syndromes74 citations Open access
Semantic Scholar
Impact of combination HIV interventions on HIV incidence in hyperendemic fishing communities in Uganda: a prospective cohort study
J. Kagaayi, Larry W. Chang, V. Ssempijja, M. K. Grabowski +19 more
2019The Lancet HIV67 citations Open access
Semantic Scholar
Incident HIV and herpes simplex virus type 2 infection among men in Rakai, Uganda
A. Tobian, V. Ssempijja, G. Kigozi, Amy E. Oliver +8 more
2009AIDS (London)65 citations Open access
Semantic Scholar
Rates of switching to second-line antiretroviral therapy and impact of delayed switching on immunologic, virologic, and mortality outcomes among HIV-infected adults with virologic failure in Rakai, Uganda
V. Ssempijja, G. Nakigozi, Larry W. Chang, R. Gray +7 more
2017BMC Infectious Diseases53 citations Open access
Semantic Scholar
Efficacy of pentavalent rotavirus vaccine in a high HIV prevalence population in Kenya.
D. Feikin, K. Laserson, Joel Ojwando, Geoffrey Nyambane +8 more
2012Vaccine46 citations
Semantic Scholar
Neurodevelopmental benefits of Anti-Retroviral Therapy in Ugandan children 0–6 Years of age with HIV
H. Brahmbhatt, M. Boivin, V. Ssempijja, G. Kigozi +3 more
2014Journal of Acquired Immune Deficiency Syndromes44 citations Open access
Semantic Scholar
Impact of HIV and Atiretroviral Therapy on Neurocognitive Outcomes Among School Aged Children
H. Brahmbhatt, M. Boivin, V. Ssempijja, J. Kagaayi +4 more
2017Journal of Acquired Immune Deficiency Syndromes39 citations Open access
Semantic Scholar
The number of procedures required to achieve optimal competency with male circumcision: findings from a randomized trial in Rakai, Uganda
Valerian L. Kiggundu, S. Watya, G. Kigozi, D. Serwadda +9 more
2009BJU International37 citations Open access
Semantic Scholar
Evaluation of the safety and efficiency of the dorsal slit and sleeve methods of male circumcision provided by physicians and clinical officers in Rakai, Uganda
Dennis Buwembo, Richard Musoke, G. Kigozi, V. Ssempijja +11 more
2011BJU International32 citations Open access
Semantic Scholar
Hepatitis B incidence and prevention with antiretroviral therapy among HIV positive individuals in Rakai, Uganda
E. Seremba, V. Ssempijja, S. Kalibbala, R. Gray +8 more
2017AIDS (London)31 citations Open access
Semantic Scholar
Longitudinal population-level HIV epidemiologic and genomic surveillance highlights growing gender disparity of HIV transmission in Uganda
M. Monod, A. Brizzi, R. Galiwango, R. Ssekubugu +31 more
2023Nature Microbiology30 citations Open access
Semantic Scholar
Electronic medical record systems are associated with appropriate placement of HIV patients on antiretroviral therapy in rural health facilities in Kenya: a retrospective pre-post study
T. Oluoch, A. Katana, V. Ssempijja, D. Kwaro +5 more
2014J. Am. Medical Informatics Assoc.29 citations Open access
Semantic Scholar
Better adherence to pre-antiretroviral therapy guidelines after implementing an electronic medical record system in rural Kenyan HIV clinics: a multicenter pre–post study
T. Oluoch, D. Kwaro, V. Ssempijja, A. Katana +4 more
2014International Journal of Infectious Diseases28 citations Open access
Semantic Scholar
Frequency of Long-Term Nonprogressors in HIV-1 Seroconverters From Rakai Uganda
O. Laeyendecker, A. Redd, T. Lutalo, R. Gray +15 more
2009Journal of Acquired Immune Deficiency Syndromes25 citations Open access
Semantic Scholar
Utility of a point-of-care malaria rapid diagnostic test for excluding malaria as the cause of fever among HIV-positive adults in rural Rakai, Uganda.
L. Mills, J. Kagaayi, G. Nakigozi, R. Galiwango +8 more
2010American Journal of Tropical Medicine and Hygiene24 citations Open access
Semantic Scholar
Prevalence and predictors of persistent HIV viremia and viral rebound following universal test and treat: a population-based study.
M. K. Grabowski, E. Patel, G. Nakigozi, V. Ssempijja +15 more
2021Journal of Infectious Diseases17 citations Open access
Semantic Scholar
Sexually Transmitted Infection Management, Safer Sex Promotion and Voluntary HIV Counselling and Testing in the Male Circumcision Trial, Rakai, Uganda
J. Matovu, V. Ssempijja, F. Makumbi, R. Gray +4 more
2007Reproductive Health Matters16 citations Open access
Semantic Scholar
Temporal trends of early mortality and its risk factors in HIV-infected adults initiating antiretroviral therapy in Uganda
V. Ssempijja, Edith Namulema, R. Ankunda, T. Quinn +3 more
2020EClinicalMedicine13 citations Open access
Semantic Scholar
Performance of a prototype malaria rapid diagnostic test versus thick film microscopy among HIV-positive subjects in rural Rakai, Uganda
L. Mills, J. Kagaayi, J. Shott, K. Newell +6 more
2009Transactions of the Royal Society of Tropical Medicine and Hygiene13 citations Open access
Semantic Scholar
Effect of injectable contraceptive use on response to antiretroviral therapy among women in Rakai, Uganda
C. Polis, G. Nakigozi, V. Ssempijja, F. Makumbi +6 more
2012Contraception12 citations Open access
Semantic Scholar
Using Information and Communications Technology in a National Population-Based Survey: The Kenya AIDS Indicator Survey 2012
James Ojwang, Veronica C. Lee, Anthony K. Waruru, V. Ssempijja +9 more
2014Journal of Acquired Immune Deficiency Syndromes10 citations Open access
Semantic Scholar
Postcoital penile washing and the risk of HIV acquisition in uncircumcised men
F. Makumbi, V. Ssempijja, Joseph Sekasanvu, R. Ssekubugu +6 more
2016AIDS (London)9 citations Open access
Semantic Scholar
HIGH RATE OF PRE-EXPOSURE PROPHYLAXIS (PrEP) ELIGIBILITY AND ASSOCIATED HIV INCIDENCE IN A POPULATION WITH A GENERALIZED HIV EPIDEMIC IN RAKAI, UGANDA
V. Ssempijja, G. Nakigozi, R. Ssekubugu, J. Kagaayi +16 more
2022Journal of Acquired Immune Deficiency Syndromes8 citations Open access
Semantic Scholar
Medical Injection Use Among Adults and Adolescents Aged 15 to 64 Years in Kenya: Results From a National Survey
D. Kimani, R. Kamau, V. Ssempijja, Katherine Robinson +5 more
2014Journal of Acquired Immune Deficiency Syndromes8 citations Open access
Semantic Scholar
Temporal dynamics and drivers of durable HIV viral load suppression and persistent high‐ and low‐level viraemia during Universal Test and Treat scale‐up in Uganda: a population‐based study
J. G. Rosen, R. Ssekubugu, L. Chang, V. Ssempijja +19 more
2024Journal of the International AIDS Society7 citations Open access
Semantic Scholar
Growing gender disparity in HIV infection in Africa: sources and policy implications
M. Monod, A. Brizzi, R. Galiwango, R. Ssekubugu +31 more
2023medRxiv7 citations Open access
Semantic Scholar
Dynamics of Pre-Exposure (PrEP) Eligibility Because of Waxing and Waning of HIV Risk in Rakai, Uganda
V. Ssempijja, R. Ssekubugu, G. Kigozi, G. Nakigozi +17 more
2023Journal of Acquired Immune Deficiency Syndromes6 citations Open access
Semantic Scholar
Low Rates of Transmitted Drug Resistance Among Newly Identified HIV-1 Seroconverters in Rural Rakai, Uganda
S. Reynolds, V. Ssempijja, R. Galiwango, A. Ndyanabo +9 more
2016AIDS Research and Human Retroviruses6 citations Open access
Semantic Scholar
Adaptive viral load monitoring frequency to facilitate differentiated care: a modeling study from Rakai, Uganda.
V. Ssempijja, M. Nason, G. Nakigozi, A. Ndyanabo +7 more
2019Clinical Infectious Diseases5 citations Open access
Semantic Scholar
Results of Early Virologic Monitoring May Facilitate Differentiated Care Monitoring Strategies for Clients on ART, Rakai, Uganda
V. Ssempijja, Larry W. Chang, G. Nakigozi, A. Ndyanabo +6 more
2018Open Forum Infectious Diseases5 citations Open access
Semantic Scholar
Opportunistic Diseases Diminish the Clinical Benefit of Immediate Antiretroviral Therapy in HIV-Tuberculosis Co-infected Adults with Low CD4 counts
W. Worodria, V. Ssempijja, C. Hanrahan, R. Ssegonja +6 more
2018AIDS (London)5 citations Open access
Semantic Scholar
Trends in mobile phone ownership, frequency of number changes, and implications for public health service delivery in Uganda, 2010–2020
R. Ssekubugu, P. T. Yeh, H. Nakawooya, V. Ssempijja +13 more
2025Scientific Reports4 citations Open access
Semantic Scholar
Longitudinal seroprevalence of Crimean-Congo hemorrhagic fever virus in Southern Uganda
E. Mihalakakos, V. Ssempijja, Ruy M. Ribeiro, Carmen Molina-París +11 more
2025Emerging Microbes and Infections4 citations Open access
Semantic Scholar
Pre-exposure prophylaxis (PrEP) knowledge, use, and discontinuation among Lake Victoria fisherfolk in Uganda: a cross-sectional population-based study
K. Ntabadde, J. Kagaayi, V. Ssempijja, Xin-Yi Feng +16 more
2024medRxiv4 citations Open access
Semantic Scholar
Temporal dynamics and drivers of durable HIV viral load suppression and persistent high- and low-level viremia during Universal Test and Treat scale-up in Uganda: a population-based study
J. Rosen, R. Ssekubugu, L. Chang, V. Ssempijja +19 more
2023medRxiv4 citations Open access
Semantic Scholar
Hepatitis B virus infection and factors associated with its acquisition among adults in a Lake Victoria HIV hyperendemic fishing community in Kyotera district, Uganda: a cross-sectional observation
C. Ssuuna, V. Ssempijja, S. Kalibbala, D. Serwadda +6 more
2022BMJ Open3 citations Open access
Semantic Scholar
Hantavirus seroprevalence and associated factors for exposure in south-central Uganda
Gerald Katushabe, V. Ssempijja, Deepashri Rao, Josephine Nalwadda +11 more
2026Emerging Microbes and Infections2 citations Open access
Semantic Scholar
Pre-exposure prophylaxis (PrEP) awareness, use, and discontinuation among Lake Victoria fisherfolk in Uganda: A cross-sectional population-based study
K. Ntabadde, J. Kagaayi, V. Ssempijja, Xin-Yi Feng +16 more
2025PLOS Global Public Health2 citations Open access
Semantic Scholar
Herpesviruses Reactivation and Systemic Inflammation Before and After Initiating Antiretroviral Therapy Among Women with HIV in Rakai, Uganda.
V. Ssempijja, V. Callier, Martha C. Nason, Aggrey Anok +12 more
2025Open Forum Infectious Diseases2 citations Open access
Semantic Scholar
Impact of natural disasters on HIV risk behaviors, seroprevalence, and virological supression in a hyperendemic fishing village in Uganda
H. Nakawooya, V. Ssempijja, A. Ndyanabo, P. Yeh +11 more
2024PLoS ONE2 citations Open access
Semantic Scholar
Pre-ART Vertical HIV-1 Transmission Risk in Uganda Varies by Sex of Child and Maternal Viral Subtype.
Zoe A. Gotthold, Adam Epstein-Shuman, G. Kigozi, S. Lamers +12 more
2026Journal of Infectious Diseases1 citations Open access
Semantic Scholar

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D. Serwadda×32
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D. Serwadda — researcher profile on SciRah
M. Wawer×25
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G. Nakigozi×18

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R. Ssekubugu — researcher profile on SciRah

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Larry W. Chang×10

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