Substance Use and Chemsex in MSM - A Latent Class Analysis

Engagement in “chemsex” among men who have sex with is associated higher rates of STIs and HIV seroconversion as well an increased mental health burden. MSM were recruited for anonymous online survey. The survey included questions substance use, consumption motives, sexual risk behavior, serostatus, psychological characteristics. A latent class analysis was used to identify subgroups based on the consumed substances. 597 answered questionnaire. revealed four different clusters. Most described use amyl nitrite cannabis ( n = 370). One cluster mainly MDMA, cocaine, amphetamine 106) another chemsex-related drugs 43). fourth reported a range substances 78). This suicide attempts, STIs, behaviors. Substances typically related chemsex sexualized context relevant extent.