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[目的]了解绵阳市MSM人群性行为现状,为制订防治措施提供科学依据。[方法]采用RDS对MSM人群进行招募和自填式匿名调查。[结果]共调查201人,以中高文化、非体力劳动、未婚、中等收入的本地年轻人为主,同性恋占75.6%,BI占13.4%,最近6个月:MB性行为占16.4%,每次使用安全套为39.3%;BF性行为占68.2%,每次使用安全套为24.8%;419性行为占37.8%,每次使用安全套为30.3%;不同人口学背景、不同类性伴安全套使用频率差异无统计学意义。在不同条件下对安全套使用的主观态度有信心为49.1%,半年STD感染率为29.9%,与人口学特征无相关性,与不同性伴性行为安全套使用频率无相关性(近1次BF除外),与每次安全套坚持使用与否差异显著。[结论]绵阳市MSM人群性生活状态复杂,不安全性行为普遍,STD感染率高,存在AIDS流行的潜在威胁,应针对性加大防治力度,大力开展安全性行为促进活动,减少AIDS感染的风险。
[Objective] To understand the current situation of MSM’s sexual behavior in Mianyang and to provide a scientific basis for making prevention and cure measures. [Methods] The MSM population was recruited and self-anonymously investigated by RDS. [Results] A total of 201 people were surveyed with high cultural and non-physical labor, and unmarried and middle-income local young people. Homosexuality accounted for 75.6% and BI accounted for 13.4%. In the recent 6 months, MB accounted for 16.4% 39.3% for condom use, 68.2% for BF sexual behavior, 24.8% for each condom use, 37.8% for 419 sexual behaviors and 30.3% for each condom use. Differences in frequency of condom use between different sexes Statistical significance. Confidence in the subjective attitude toward condom use under different conditions was 49.1%, and the half-year STD infection rate was 29.9% with no correlation with demographic characteristics and no correlation with the frequency of condom use among different sex partners (except for 1 BF ), With each condom adhere to the use of significant difference. [Conclusion] The MSM population in Mianyang City have complicated sex life, common unsafe sex behaviors, high infection rate of STD, and potential threat to AIDS epidemic. The intensity of prevention and treatment should be increased with specific efforts to promote safety behaviors and reduce the risk of AIDS infection risk.