北京商业性男男性行为Simmons模型调查  

Survey on commercial sex among men who have sex with men in Beijing with Simmons model

作　　者：陈向宇[1] 高歌[1] 于明润[2] 阮玉华[3] 李伟[1] 杜俏俏[1] 

机构地区：[1]苏州大学公共卫生学院流行病与卫生统计教研室,江苏苏州215123 [2]泰州市疾病预防控制中心 [3]中国疾病预防控制中心性病艾滋病预防控制中心

出　　处：《中国公共卫生》2013年第2期259-260,共2页Chinese Journal of Public Health

基　　金：国家自然科学基金(30972548;81273188)

摘　　要：目的了解北京市男男性行为人群(MSM)商业性男男性行为的发生比例,为制定和实施艾滋病防控措施提供参考依据。方法于2009年7—12月在分层随机抽样下应用敏感问题随机应答Simmons模型及推导出的相应统计公式,调查估计北京市MSM人群商业性男男性行为的发生比例。结果北京市2009年7—12月MSM人群通过实体活动场所交友发生商业性男男性行为的比例及其估计方差分别为11.9%(44/372)和8.09×10-4;通过互联网交友发生商业性男男性行为的比例及其估计方差分别为3.29%(18/545)和4.25×10-4,实体活动场所比例高于互联网(Z=-2.46,P=0.014);2类场所MSM人群商业性男男性行为的合计发生比例及其估计方差分别为5.11%(47/917)和3.01×10-4,总体比例的95%CI为0.017～0.085。结论实体活动场所MSM人群发生商业性男男性行为比例较高。Objective To study the proportion of commercial sex among men who have sex with men（MSM） in Beijing and to provide basis for corresponding AIDS prevention and control program. Methods With stratified random sampling, Simmons model and the corresponding formulas were adopted to investigate the proportion of commercial sex among MSM in Beijing during July to December,2009. Results During the period,the estimated proportion of commercial sex among MSM in actual venues and internet in Beijing were 11.9% and 3.29%, respectively, and the overall rate was 5.11% with the 95% confidence limit of 0. 017 to 0. 085. The proportion of commercial sex event in actual venues was significantly higher than that finding partner through intemet. Conclusion The proportion of finding commercial sex partner among MSM in actual venues is higher than that through the internet among the MSM in Beiing.

关 键 词：随机应答技术 男男性行为人群(MSM) 商业性男男性行为 分层随机抽样 

分 类 号：R195.4[医药卫生—卫生统计学]