Prevalence of syphilis in transgender women and travestis in Brazil: results from a national cross-sectional study.

Objective: The study aimed to estimate the prevalence of acquired syphilis and associated factors in a national survey.

Methods: TransOdara was a cross-sectional study comprising transgender women and travestis (TGW) in five major cities in Brazil during December of 2019 and July of 2021. The sample was recruited using the respondent-driven sampling (RDS) method.