Figure 3. Sexual Behaviors and STIs in the Demo Project.
A: Proportion of participants reporting condomless receptive anal sex (ncRAI) and mean number of receptive anal sex episodes with and without a condom.
B: Percent of STI tests that were positive during each visit interval, by anatomic site. The week 48 visit interval includes testing performed at the optional follow-up visit 4 weeks after week 48.