重庆市青年学生MSM人群HIV感染状况及影响因素研究  

Study on HIV infection status and influencing factors among young students of MSM in Chongqing

作　　者：蒋和宏 欧阳琳[1] 吴国辉[1] 周超[1] 徐世明[1] 陈宗良[1] JIANG Hehong;OU Yanglin;WU Guohui;ZHOU Chao;XU Shiming;CHEN Zongliang(Chongqing Center for Disease Control and Prevention,Chongqing 400042,China)

机构地区：[1]重庆市疾病预防控制中心,400042

出　　处：《重庆医学》2020年第15期2562-2565,共4页Chongqing medicine

基　　金：重庆市卫生和计划生育委员会医学科研计划项目(2017ZDXM001);重庆市科学技术局技术创新与应用发展专项面上项目(cstc2019jscx-msxmX0225)。

摘　　要：目的了解重庆市青年学生男男性行为(MSM)人群的行为学特征和人免疫缺陷病毒(HIV)、梅毒的流行现状,探索发生保护性肛交的影响因素,为制订青年学生艾滋病防控措施提供科学依据。方法采用横断面方法研究,通过MSM社区组织和网络招募研究对象,面对面开展问卷调查,并采集血液进行HIV、梅毒检测。结果共招募552名研究对象,平均年龄(21.5±1.6)岁。83.0%的研究对象最主要的交友场所是互联网/交友软件,艾滋病相关知识知晓率为71.1%,首次与同性发生肛交性行为的平均年龄为(17.4±1.7)岁,最近6个月与同性发生肛交性行为时坚持使用安全套的比例为43.2%(222/515),最近6个月与同性发生商业性行为时坚持使用安全套的比例为12.1%(4/34),HIV、梅毒阳性检出率分别为1.6%、1.1%。保护性肛交性行为的发生与交友场所主要为酒吧/歌舞厅、艾滋病相关知识知晓、近1年无性病史有关(P<0.05)。结论青年学生MSM无保护性肛交普遍,应采取措施遏制HIV在该人群中传播。Objective To understand changes in behavioral characteristics of young students who have sex with men(MSM)and epidemiological trends of human immunodeficiency virus(HIV)and syphilis in Chongqing,explore the influencing factors of protected anal intercourse,in order to provide references for AIDS prevention and control.Methods A cross-sectional survey was conducted among young students by MSM community organizations and the internet.Face-to-face questionnaire survey was conducted,and blood was collected for HIV and syphilis testing.Results A total of 552 subjects were recruited with mean age of(21.5±1.6)years old.Internet/dating software was the most important dating place for 83.0%of the respondents.AIDS related knowledge awareness was 71.1%.The mean age of first homosexual anal sex was(17.4±1.7)years old.43.2%(222/515)used condoms persistently with homosexual anal sex during the last 6 months.In the last 6 months of commercial sex with men,12.1%(4/34)used condoms persistently.The detection rate of HIV and syphilis was,1.6%and 1.1%respectively.The occurrence of protective anal intercourse was mainly related to the places where friends were made,such as bars/dance halls,AIDS related knowledge awareness,and no history of sexually transmitted diseases in the past year(P<0.05).Conclusion Unprotected anal sex is more common among young students of MSM,targeted intervention measures should be taken to prevent HIV transmission in them.

关 键 词：青年人 学生 获得性免疫缺陷综合征 男男性行为人群 影响因素分析 

分 类 号：R183.9[医药卫生—流行病学]