The resulting data were sufficiently detailed to determine receptive versus insertive anal sex, with and without ejaculation. Based on the participant’s own HIV status and that of his primary and outside partners, the sum of the number of insertive and receptive UAI acts was used to create two binary outcome variables: UAIPP (1 = reported at least one act of UAI with primary partner in the past 3 months; 0 = reported zero acts of UAI with primary partner in the past 3 months) and UAIOUT (1 = reported at least one act of UAI with outside partner(s) of discordant or unknown HIV status in the past 3 months; 0 = reported zero acts of UAI outside partner(s) of discordant or unknown HIV status in the past 3 months).