2.3. Procedures Participants were referred by clinic staff to participate in the evaluation of a prevention counseling project. Of the 465 patients referred, 171 were not interested in participating and 73 did not attend the assessment session, with 221 assessed at baseline. The only criterion for referral to the study was that the patient was being seen at the clinic for STI diagnostic or treatment services. Participants were provided with informed consent by the research staff and completed baseline assessments. Of the 221 participants who completed baselines, 155 returned for the 6-month follow-up, representing 70% retention. All study procedures were approved by US and South