河北省廊坊市男男性行为人群艾滋病/性传播疾病危险行为与感染率现况调查

目的 了解廊坊市区男男性行为(MSM)人群人口学和行为学特征及HIV与梅毒感染率.方法 2007年10-11月间在廊坊市、MSM场所和网络共招募MSM 118人,采用面对面访谈的方式完成问卷106份,调查收集了同性关系、异性关系、性接触方式以及HIV和梅毒的感染信息.结果 不同方式招募的MSM在年龄、婚姻状况和职业特征上存在差别(P＜0.05).约90.0%的人认同自己的同性性取向,82.1%的人保持着与男性的性接触,50.4%的人和女性保持着性关系.该人群性接触方式的比例由高到低依次为肛交(87.7%)、口交(58.5%)、吻肛(32.1%)、拳交(15.1%)和群交(8.5%).17.0%的人表示曾经发生过性交出血的情况.在HIV防范意识方面,仅有31.1%的人意识到自己有感染HIV的风险,23.6%的人曾经做过HIV检测.参加检测的84名MSM中HIV感染率为4.8%,梅毒抗体携带率为22.6%.结论 MSM人群艾滋病/性传播疾病防治意识较为薄弱,HIV和梅毒的感染率较高,亟需通过多种方式在该人群中开展针对性干预工作.

Survey on AIDS/STD risk behaviors and prevalence among men who have sex with men in Langfang,Hebei

Objective To understand the demographic and HIV risk behaviors, HIV and syphilis infection among men who have sex with men (MSM) in Langfang, Hebei. Methods 106 completed questionnaires were collected from 118 participants, who were recruited from MSM pubs and internet from October to November, 2007. Data on homosexual and heterosexual relationships as well as sexual behaviors were collected by face-to-face interview. Blood specimen were collected to determine HIV/syphilis serostatus. Results Age, marital status and occupation were statistically different (P＜0.05 ) among MSM subgroups enrolled through different recruitment methods. Almost 90.0% of the MSMs identified their sexual orientation, 82.1% MSMs had sexual contacts with men, 50.4% MSMs maintained sexual relationship with women. The exposures of sexual contacts were anal intercourse (87.7%), blow job (58.5%), rimming (32.1%), fist fucking (15.1%), group sex (8.5%) etc. As for the awareness of risk for HIV infection, only 31.1% of the participants were beware of their risk of HIV infection they had been facing while 23.6% of them had ever received HIV testings. The prevalence rates of HIV and syphilis antibody positive among the 84 MSMs in this program were 4.8% and 22.6% respectively. Conclusion MSMs were lack of HIV/STI awareness on their risks and having a high prevalence of HIV and syphilis.Specific HIV/STI intervention should be carried out in this population urgently.