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Analyses of these sexual risk behaviors used zero-inflated negative binomial regressions including treatment group, baseline level of the risk behavior, site, and randomization stratum. Julia Ann and Lisa Ann in hot lesbian action. Diamond Kitty and Nikki Lavay group sex. At 6 months after randomization, participants were tested for incident STIs and completed a follow-up ACASI to measure changes in their self-reported sexual risk. The Guilford Press;
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Pong leads to group Sex. Great brunette with huge fake boobs Lisa Ann is bent over to the counter and being fucked by Xander Corvus. We also investigated moderators of STI outcomes to identify characteristics of single-session interventions that result in a reduced prevalence of disease. After providing written informed consent, participants were tested for STIs, completed a risk behavior assessment using audio computer-assisted self-interview ACASI , and were randomized to 1 of the 2 study groups. Efficacy of a brief behavioral intervention to promote condom use among female sex workers in Tijuana and Ciudad Juarez, Mexico.