广西桂林市男男性行为人群艾滋病高危行为调查

目的了解广西桂林市男男性行为(men who have sex with men,MSM)人群艾滋病高危行为特征、艾滋病知识知晓情况及艾滋病/性病感染状况。方法2008年1-5月在桂林市区MSM聚集的酒吧、活动场所开展调查,由调查员在调查对象知情并同意的情况下对315名MSM进行面对面的问卷调查,并采集静脉血样进行HIV、梅毒和丙型肝炎的检测。结果315名MSM的平均年龄(28.28±8.6)岁,高中以上文化程度占69.84%;总的艾滋病知识知晓率为30.16%。被调查者调查前6个月有65.08%的人与男性发生过肛交性行为,平均性伴数为(3.16±1.56)个,最多达到22个,每次都使用安全套占15.12%,其中6.31%通过付费方式得到男性性服务,有3.07%为得到钱向男性提供性服务;有18.10%的MSM与女性发生过性关系,每次都使用安全套的占1.79%。对315例MSM人群进行检测,HIV抗体阳性者5例,阳性率为1.59%;梅毒快速血浆反应素环状卡片试验阳性8例,阳性率为2.54%;丙型肝炎抗体阳性1例,阳性率为0.32%。结论桂林市MSM人群艾滋病/性病感染率较高,高危行为较普遍,艾滋病相关知识认知程度较低,应尽早对该人群实施有效的行为干预措施,遏制艾滋病在MSM人群中的传播。

Survey on HIV/AIDS high-risk behaviors among men having sex with men in Guilin

Objective To understand the characteristics of HIV/AIDS related high-risk behaviors among men having sex with men（MSM） in Guilin and provide basis for the effective intervention and prevention.Methods A anonymous and face to face questionnaire survey was conducted among 315 MSM in the setting where MSM liked to go in the urban area of Guilin,and blood sample were taken from them for HIV,syphilis and HCV test.Results A total of 315 MSM were interviewed and tested,their average age was 28.28±8.6 years.The awareness rate of AIDS-related knowledge was 30.16%.In these people,65.08% had unprotected anal intercourse with male partners in the past six months with average sexual partners number of 3.16±1.56（the highest number was 22）,6.31% paid for homosexual service and 3.07% provided homosexual service for money.The rate of condom use was 15.12% in the past six months.18.10% of MSM had sex with women,but the condom use rate was only 1.79%.The infection rate was 1.59% for HIV（5 cases）,2.54% for syphilis（8 cases） and 0.32% for HCV（1 case）.Conclusion Due to the high prevalence of high risk behaviors,the infection rate of HIV/STD among MSM was high and their awareness rate of AIDS knowledge was low in Guilin.It is urgent to conduct effective intervention to control the epidemic of AIDS in this population.