四川省洪雅县2008年至2010年暗娼人群艾滋病高危行为的流行趋势分析

Analysis the trends of the prevalence of AIDS and syphilis among female sex workers in Hongya county from 2008 to 2010

目的:了解洪雅县暗娼人群艾滋病高危行为的流行变化趋势,评估干预工作效果,为制定行为干预策略和措施提供依据。方法:2008年至2010年,每年采用两阶段分层抽样的方法,对抽中的暗娼人群进行问卷调查和血清学调查。结果:暗娼人群艾滋病防治知识知晓率逐年提高。最近1次商业性行为的安全套使用率在2008年至2010年由66.5%提高到76.5%(P<0.001);2010年内最近1个月坚持每次都使用安全套的频率较2008年和2009年有了明显提高,上升到46%(P<0.001);HIV感染率为0,梅毒感染率有所上升,主要集中在低档人群。结论:经过高频率的干预,各项成效逐步显现,不同暗娼场所的暗娼艾滋病知识知晓率、性交易中安全套使用、就医行为等方面都有所提高,在所调查的暗娼人群中检出HIV感染者为0,各类场所均检出梅毒,低档场所梅毒的感染率较高,今后的干预工作中应重点放在低档场所的暗娼人群中。

Objective：To study the trends of the prevalence of AIDS and syphilis, AIDS-related knowledge,attitudes,behavior status among female commercial sex workers and evaluate the effectiveness of interventions, so as to provide relevant information and basis for further behavioral intervention in other establishments. Methods：According to ＂Hongya C-MAP project plan＂, from 2008 to 2010, re- spondents were selected with two-stage stratified sampling; the information was collected with questionnaire survey. Results：Awareness of AIDS prevention knowledge has gradually increased among commercial sex workers. The condom use rate in last sexual behavior from 66.5% in 2009 ,up to 76.5% in 2010. Compared with the 2008 and 2009 ,recent frequency of condom use,insisted each time has been significantly improved,up to 46% ; HIV infection rate to zero, syphilis infection rates has increased, mainly in low - grade crowd. Con- clusion：After high-frequency interference, the effectiveness gradually appeared the AIDS awareness, condom use in sex trade, medical treatment and other aspects of female commercial sex workers are improved. Among these female commercial sex workers HIV-infected was zero. Syphilis were detected all kinds of places ,in low grade places syphilis infection rates are higher,and the future interventions should focus on FSW of low-grade places.