沈阳市场所型和网络型男男性行为人群艾滋病知识、行为及感染状况分析

Survey on the knowledge,high risk behavior and HIV/syphilis infection rate among men who have sex with men of site and online types in Shenyang

目的了解沈阳市不同类型男男性行为人群(MSM)艾滋病(AIDS)相关知识水平、行为特征及艾滋病病毒(HIV)/梅毒感染状况,进一步做好MSM的艾滋病防制工作。方法采用同伴推动法(RDS)招募900名MSM,由经过专业培训的调查员进行面对面的问卷调查及HIV、梅毒和HCV监测,调查内容主要包括社会人口学特征、艾滋病知识知晓水平、性行为状况、接受干预服务情况和HIV/梅毒感染状况。结果本研究共调查900名MSM。MSM的艾滋病知识知晓率高,为91.3%。86.9%的调查对象最近6个月有同性肛交性行为,最近6个月与男性发生肛交性行为时每次都使用安全套的比例为50.0%,HIV感染检出率为9.3%,梅毒感染检出率为11.0%。调查发现,场所型MSM与男性发生商业性行为和与女性发生性行为的比例较高。网络型MSM艾滋病知识知晓率较高,同性恋所占比例较高,第一个性伴是男性的比例也较高。结论不同类型MSM高危性行为报告率、HIV和梅毒感染率均高,可能成为当前HIV流行的重要人群和重要因素,应积极采取有效的宣传教育和行为干预措施。

Objective To investigate the related knowledge,high risk behavior and HIV/syphilis infection rate among men who have sex with men（MSM） in Shenyang,so as to promote AIDS control and prevention for them.Methods Face-to-face questionnaire interview was conducted among 900 MSM recruited by using Respondent Driven Sampling（RDS） method from trained investigators,monitoring on HIV,syphilis and HIV.Variables included social demographic characteristics,HIV/AIDS awareness,sexual behaviors,the status of the intervention and HIV/syphilis infection rate.Results The rate of HIV/AIDS awareness was 91.3%.The rate of anal sex during the past 6 months was 86.9% and only 50.0% of them used condom consistently.The prevalence of HIV and syphilis were 9.3% and 11.0% respectively.The kind of site subjects had higher rate of commercial sex with men and sex with women.The kind of online subjects had higher rate of AIDS awareness,homosexual and the first sexual partner was men.Conclusions The rate of high risk behavior was high,so were the prevalence of HIV and syphilis among all kinds of MSM.They might become a source of HIV/AIDS epidemic.It was urgent to conduct effective health education and behavioral intervention targeting for them.