Do sexual expectancies and inhibitions predict high-risk sexual behaviours? Evidence from a cross-sectional survey among young psychoactive substance users in informal settlements in Kampala, Uganda

Abstract Background Psychoactive substance use is a public health challenge among young people in informal settlements. Though rarely examined, psychoactive linked to sexual expectancies and inhibitions, consequently high-risk behaviours. This study examined the association between behaviours users (PSUs) settlements Kampala, Uganda. Methods cross-sectional recruited 744 PSUs from Kampala. Respondent driven sampling was used recruit respondents. A ‘modified’ Poisson regression model for inferential statistics. Data were analysed using Stata 14 software. Results Of participants, 45.6% believed that improves performance; 43.3% substances make sex more pleasurable, 53.3% give courage or confidence approach partner sex. The belief performance (PR 1.14, 95% CI: 1.01–1.30), increases likelihood of engaging 1.20, 1.04–1.40) gives 1.21, 1.05–1.39) associated with having while under influence substances. user likely engage 1.48, 1.15–1.90), find it difficult refuse 1.28, 1.06–1.55) positively multiple partnerships. one easily forgets condom when inconsistent 1.26, 1.09–1.45). Conclusion included improve approaching partner. inhibitions an increased intercourse, difficulties refusing forgetting condoms intoxicated. Interventions targeting reduction behaviour should integrate impact on behaviour.