广州市2276例男男性接触者（MSM）高危行为特征研究

Research of high risk behaviors features among 2276 men who have sex with men in Guangzhou

目的：了解广州市男男性接触者（MSM）人群的高危行为特征,以便采取有针对的高危行为干预控制措施,并为制定艾滋病防治策略提供参考依据.方法：到男男性接触者（MSM）活动中心开展外展服务,发放健康教育资料,并对2276例男男性接触者采用统一问卷进行问卷调查.在知情同意原则下,独立匿名填写问卷,问卷内容包括基本人口学资料、与男性发生性行为的年龄、性角色、安全套使用、HIV检测等.结果：共调查2276例.年龄以 25-35岁为主,占51.49%.学历以本科（大专）为主,占65.86%.与男性发生性行为的年龄最小15岁,最大59岁,平均25.24±5.36岁.性角色主动肛交者占53.38%,被动肛交者占28.88%,既主动又被动者占48.72%.最近一次与男性发生性行为安全套使用率67.14%,最近一个月与男性发生性行为每次都用安全套率为48.29%.最近三个月的男性性伴数平均1.78人.近三个月23.51%接受过HIV检测.19.07%知道自己的HIV检测结果.结论：广州市MSM性活动活跃,性伴多,安全套使用率低,HIV检测率低,存在艾滋病和梅毒同时感染并进一步扩大传播的危险,对MSM采取有效的高危行为干预控制措施及普及提供匿名的免费HIV检测服务十分必要.

Objective To analyze STD/AIDS related high risk behaviors features among men who have sex with men （MSM） in Guangzhou,and in order to adopt appropriate measures for HIV/AIDS prevention and control , and to provide scientific evidence for policy development in Guangzhou Methods 2276 voluntarily MSM were interviewed by well trained investigators face to face under the informed consent. The questionnaire included demographic data, age sex with men , sexual roles, condom use, HIV testing, etc. Results A total of 2276 MSM ,the main age in the surveyed subjects is 25--35 years old , the proportion reachs 51.49%, the main education is undergraduate （college） , the proportion reachs 65.86%. The average age of having first sex with male was （25.24±5.36）years old （minimum 15 ,maximum 59）. Active anal sex in sex role accounted for 53.38% ,Passive anal sex in sex role accounted for 28.88%, Active and passive anal sex in sex role accounted for 48.72%. 2276 men accepted our interview, 67.14% of whom always used condom in last time,and in the past one month that was 48. 29%. The average number of male partners in past three months were 1.78. the proportion of the surveyed subjects who received HIV testing in the past three months was 23.51%. 19.07% of people of the surveyed subjects knew their HIV test results. Conclusion Active sexual activity, multiple sexual partners,low rate of condom use, low rate of HIV testing , which increased the risk of infect HIV and syphilis simultaneously and further expansion to general population. It is necessary To take effective control measures for high--risk behaviors intervention and universal provision of free anonymous HIV testing services among MSM.