Self-reports are the primary method for collecting data on alcohol use and risky sexual practices among men-who-have-sex-with-men (MSM). The TimeLine FollowBack method (TLFB) has been considered the gold standard for collecting data on alcohol use and risky sexual behavior. Interactive Voice Response (IVR) technology has become increasingly popular as a new data collection method and offers several advantages. Given this background, three aims were posited for the present study that was conducted among a sample of problem drinking MSM to: (1) examine the correspondence between the IVR and TLFB methods for the assessment of alcohol use and risky sexual behavior; (2) identify factors that influence correspondence between methods for select alcohol use and risky sex variables; and, (3) examine the conditional relationship between alcohol use and engagement in unprotected anal intercourse (UAI) using IVR daily data.
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