Baseline characteristics and univariable logistic regression for AIN (any grade) versus no AIN.

Data are medians (interquartile range) or proportions. Proportions are calculated in relation to the no. of patients for which the specific parameter was applicable and available; awithin the previous 6 months; bActive or cleared/treated infection; cART= combination antiretroviral therapy; NA=not applicable; RAI=Receptive Anal Intercourse; GHB=γ-Hydroxybutyric acid; XTC=ecstasy, 3,4-Methylenedioxy-methamphetamine; OR=Odds Ratio; *significant (p