Human immunodeficiency virus (HIV) prevalence is often high among female sex workers
(FSWs) in sub-Saharan Africa. Understanding the dynamics of HIV infection in this key
population is critical to developing appropriate prevention strategies. We aimed to describe
the prevalence and associated risk factors among a sample of FSWs in Rwanda from a
survey conducted in 2010. A cross-sectional biological and behavioral survey was
conducted among FSWs in Rwanda. Time–location sampling was used for participant …

Since 2014, HIV care and treatment services among key populations including female sex
workers (FSWs) have intensified in Tanzania. We sought to track the epidemic among FSWs
in Dar es Salaam, Tanzania. We conducted a cross-sectional integrated bio-behavioral
survey using respondent-driven sampling and a structured questionnaire. Blood was drawn
for HIV testing. Modified Poisson regression was used to determine factors associated with
HIV infection. We recruited 958 FSWs (median age 26 years) of whom 952 consented to HIV …