HIV prevalence among men who have sex with men following the implementation of the HIV preventive guideline in Tanzania: respondent-driven sampling survey.

Journal: BMJ open

Volume: 10

Issue: 10

Year of Publication: 2021

Affiliated Institutions:  Behavioral Sciences, Muhimbili University of Health and Allied Sciences, Dar es Salaam, United Republic of Tanzania mwijagealexander@yahoo.com. Department of Community Medicine and Global Health, University of Oslo, Oslo, Norway. Public Health and Social Sciences, Muhimbili University of Health and Allied Sciences, Dar es Salaam, United Republic of Tanzania. National AIDS Control Programme, Ministry of Health, Tanzania National AIDS Control Program, Dar es Salaam, United Republic of Tanzania. National AIDS Control Programme, Ministry of Health, Kilimanjaro Christian Medical University College, Moshi, United Republic of Tanzania. Section of Biostatistics, University of Copenhagen, Kobenhavns, Denmark. Global Health Section, University of Copenhagen, Copenhagen, Denmark. Epidemiology, Muhimbili University of Health and Allied Sciences, Dar es Salaam, United Republic of Tanzania. Department of Sychiatry and Mental Health, Muhimbili University of Health and Allied Sciences, Dar es Salaam, United Republic of Tanzania. Department of Behavioral Sciences, Muhimbili University College of Health Sciences, Dar es Salaam, United Republic of Tanzania. Epidemiology and Biostatistics, Muhimbili University Health and Allied Sciences, Dar es Salaam, United Republic of Tanzania.

Abstract summary 

To estimate HIV prevalence and associated risk factors among men who have sex with men (MSM) in Dar es Salaam, Tanzania following the implementation of the national comprehensive package of HIV interventions for key population (CHIP).A cross-sectional survey using respondent-driven sampling.Dar es Salaam, Tanzania's largest city.Men who occasionally or regularly have sex with another man, aged 18 years and above and living in Dar es Salaam city at least 6 months preceding the study.HIV prevalence was the primary outcome. Independent risk factors for HIV infection were examined using weighted logistics regression modelling.A total of 777 MSM with a mean age of 26 years took part in the study. The weighted HIV prevalence was 8.3% (95% CI: 6.3%-10.9%) as compared with 22.3% (95% CI: 18.7%-26.4%) observed in a similar survey in 2014. Half of the participants had had sex with more than two partners in the month preceding the survey. Among those who had engaged in transactional sex, 80% had used a condom during last anal sex with a paying partner. Participants aged 25 and above had four times higher odds of being infected than those aged 15-19 years. HIV infection was associated with multiple sexual partnerships (adjusted OR/AOR, 3.0; 95% CI: 1.8-12.0), not having used condom during last sex with non-paying partner (AOR, 4.1; 95% CI: 1.4-7.8) and ever having engaged in group sex (AOR, 3.4; 95% CI: 1.7-3.6).HIV prevalence among MSM in Dar es Salaam has decreased by more than a half over the past 5 years, coinciding with implementation of the CHIP. It is nonetheless two times as high as that of men in the general population. To achieve the 2030 goal, behavioural change interventions and roll out of new intervention measures such as pre-exposure prophylaxis are urgently needed.

Authors & Co-authors:  Alexander Ishungisa Mwijage M Moen Kare K Leyna Germana G Makyao Neema N Ramadhan Angela A Lange Theis T Meyrowitsch Dan Wolf DW Mizinduko Mucho M Likindikoki Samuel S Leshabari Melkzedeck M Mmbaga Elia John EJ

Study Outcome 

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Statistics
Citations :  GBD HC Estimates of global, regional, and national incidence, prevalence, and mortality of HIV, 1980-2015: the global burden of disease study 2015. Lancet HIV 2016;3:e408.
Authors :  11
Identifiers
Doi : e036460
SSN : 2044-6055
Study Population
Men
Mesh Terms
Adolescent
Other Terms
HIV & AIDS;epidemiology;infection control;public health
Study Design
Cross Sectional Study
Study Approach
Country of Study
Tanzania
Publication Country
England