Contribution of sexual practices (other than anal sex) to bacterial sexually transmitted infection transmission in men who have sex with men: A cross-sectional analysis using electronic health records

Abstract

Objective: We quantified the proportion of cases and risk of primary syphilis (PS), urethral chlamydia (UCT) and urethral gonorrhoea (UGC) attributable to sexual practices other than anal sex. Methods: In this cross-sectional study, electronic records for men who have sex with men (MSM) who attended the Melbourne Sexual Health Centre between July 2002 (for PS) or January 2006 (for UCT and UGC) and October 2012, inclusive, were examined. Results: There were 37 533 eligible consultations; 2374 (6%) of these reported no anal sex. There were 204 PS diagnoses, 673 UCT diagnoses, and 618 UGC diagnoses; 12 (6%), 16 (2%) and 44 (7%) cases, respectively, occurred in consultations where no anal sex wa..