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目的探索同伴推动抽样法(RDS)在济南市男男性接触人群(MSM)中应用的可行性,了解该人群性行为特征及艾滋病感染状况。方法使用RDS进行匿名问卷调查,采集血标本,使用RDSAT5.5软件进行统计学分析。结果调查500名MSM,HIV阳性检测率为3.1%。自我评估为男性性取向占46.3%。49.9%发生过无保护性行为。结论济南市MSM人群HIV阳性检测率高于其他高危人群阳性检测率,高危行为普遍存在,必须加强干预工作力度,减少二代传播。
Objective To explore the feasibility of companion push sampling (RDS) in MSM in Jinan and to understand the sexual behavior and HIV status of this population. Methods Anonymous questionnaires were conducted using RDS. Blood samples were collected and analyzed by RDSAT5.5 software. Results Investigation of 500 MSMs revealed a positive HIV prevalence of 3.1%. Self-assessment accounted for 46.3% of male sexual orientation. 49.9% had unprotected sex. Conclusion The detection rate of HIV positive in MSM population in Jinan is higher than that in other high-risk groups, and high-risk behaviors are common. Intervention efforts must be strengthened to reduce the spread of the second generation.