Objective. To describe the characteristics of female sex workers (FSW) from 12 Brazilian cities. Methods. Cross-sectional study of Biological and Behavioral Surveillance Survey (BBSS) with FSW recruited by Respondent-Driven Sampling (RDS), in 2016. HIV prevalence, sociodemographic, behavioral, and variables related to sex work were estimated by city. Chi-square test was used to compare these distributions. Resu...