男男性行为人群无保护性肛交行为及其影响因素研究进展

Research progress on unprotected anal intercourse and its influencing factors in men who have sex with men

近年来，我国MSM人群HIV感染率呈逐年上升趋势，该人群具有多性伴、无保护性肛交等高危行为。本文对无保护性肛交行为的流行情况以及年龄、文化程度、性伴数量与类型、新型毒品滥用、歧视等影响因素的研究进展进行综述，为开展该人群的靶向干预，预防和控制HIV在MSM人群中的蔓延提供参考。

The prevalence of HIV infections continues to rise among Chinese MSM. This population is prone to has high-risk behaviors including having multiple sexual partners, unprotected anal intercourse （UAI）, etc. This paper summarizes the situation of UAI and related influencing factors, including age, educational level, number of sexual partners, recreational drug abusing and related status of discrimination, etc. The purpose of this article is to provide reference for targeted intervention and prevention of HIV among MSM population.