成都市知晓自身感染艾滋病病毒的男男性行为人群无保护肛交行为研究  

Study on unprotected anal intercourse behavior in HIV-positive men who have sex with men in the context of knowing their HIV infection status in Chengdu

作　　者：王菊[1] 何勤英[2] 李宓儿 张露[1] 杜旭东 朱萍[1] 施雅莹[2] 朱彩蓉[1] Wang Ju;He Qinying;Li Mier;Zhang Lu;Du Xudong;Zhu Ping;Shi Yaying;Zhu Cairong(Department of Epidemiology and Health Statistics, West China School of Public Health, Sichuan University, Chengdu 610041, China;Chengdu Municipal Center for Disease Control and Prevention, Chengdu 610041, China)

机构地区：[1]四川大学华西公共卫生学院流行病与卫生统计学系,成都610041 [2]成都市疾病预防控制中心,成都610041

出　　处：《中华流行病学杂志》2018年第7期954-958,共5页Chinese Journal of Epidemiology

基　　金：成都市科技惠民计划（2013--2016年）

摘　　要：目的了解成都市知晓自身HIV阳性的MSM人群无保护肛交行为（UAI）的相关影响因素。方法2015年采用方便抽样在成都招募已接受随访服务且知晓自身HIV阳性≥6个月的MSM，采用问卷调查收集MSM最近6个月性行为情况及相关信息。采用logistic回归进行单因素和多因素分析。结果共招募知晓自身HIV阳性的MSM330人，实际调查201人，最近6个月的UAI发生率为18．41％（37／201）。多因素logistic回归分析显示，最近1个月肛交次数≥3次（D月=6．22，95％CI：1．88～20．56）、初中及以下文化程度（OR=7．29，95％CI：1．36～39．16）、已婚／离异／丧偶（OR=4．65，95％CI：1．13～19．17）、与同性同居（OR=3．32，95％CI：1．01～10．95）是可能发生UAI的相关因素。结论频繁同性肛交、初中及以下文化程度、已婚／离异／丧偶、与同性同居是知晓自身HIV阳性的MSM人群发生UAI的相关因素。Objective To identify related factors associated with unprotected anal intercourse （UAI） among HIV-positive men who have sex with men （MSM） in the context of knowing their HIV infection status. Methods HIV positive MSM who known that they had been infected with HIV for more than 6 months and accepted follow up services were recruited by convenience sampling method in Chengdu 2015. Semi-structured questionnaire was used to collect their information, such as demographic characteristics, antiviral therapy and sexual behavior characteristics etc. Logistic regression model was used for nnivariate and multivariate analyses. Results A total of 330 HIV- positive MSM were recruited, 201 eligible MSM were interviewed. The prevalence of UAI in recent six months was 18.41% （37/201）. The results of multivariate logistic regression analysis revealed that the number of anal intercourse with male ≥3 in last month （OR=6.22, 95% CI： 1.88-20.56）, low education level （OR=7.29, 95%CI： 1.36-39.16）, married, divorced or widowed status （OR=4.65, 95%CI： 1.13-19.17）, homosexual cohabitation （OR=3.32, 95%CI： 1.01-10.95） were the risk factors related with UAI among the HIV-positive MSM. Condusion Frequent homosexual anal intercourse, low education level, married, divorced or widowed status and homosexual cohabitation might be the risk factors related with UAI in HIV-positive MSM in Chengdu.

关 键 词：男男性行为人群 艾滋病病毒 感染状态 无保护肛交 相关因素 

分 类 号：R512.91[医药卫生—内科学]