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目的了解大理州男男性行为人群(MSM)艾滋病防治知识、行为及艾滋病病毒(HIV)抗体和梅毒血清学年阳转情况,为制定干预措施提供依据。方法采用前瞻性队列研究,招募符合标准的MSM 200人,每6个月随访调查一次,项目期共完成两次随访调查。结果 6个月随访调查180人,保持率90.00%;12个月随访调查179人,保持率89.50%。艾滋病防治知识知晓率从招募时的80.00%提高到100.00%;最近六个月与同性的商业性行为比例,从招募时的9.00%下降到1.12%;最近六个月与同性肛交时每次都使用安全套的比例,从招募时的47.42%上升到83.24%;最近一次与同性肛交时使用安全套的比例,从招募时的89.69%上升到96.09%;异性性行为在50.00%左右,与异性性行为时每次都使用安全套的比例在10.00%～20.00%之间,最近一次与异性性行为使用安全套的比例在40.00%左右。研究期间有1人出现HIV抗体阳转,无梅毒阳转。结论艾滋病知识知晓率提高,危险性行为降低,安全套使用率提高,异性性行为普遍存在,干预措施有效。
Objective To understand the HIV / AIDS prevention and control knowledge, behavior and positive cases of HIV antibody and syphilis in Dali MSM population in Dali, and to provide basis for the development of interventions. METHODS: A prospective cohort study was conducted to enroll 200 MSM eligible patients who were followed up every 6 months and completed two follow-up surveys during the project period. Results Six-month follow-up survey of 180 people, the retention rate of 90.00%; 12-month follow-up survey of 179 people, the retention rate of 89.50%. HIV / AIDS awareness increased from 80.00% at the time of recruitment to 100.00%; the proportion of same-sex businesses in the last six months dropped from 9.00% at the time of recruitment to 1.12% during the last six months; The proportion of condom use increased from 47.42% at the time of recruitment to 83.24%; the proportion of condom use during the last homosexual anal sex increased from 89.69% at the time of recruitment to 96.09%; heterosexual behavior was around 50.00% When using condoms every time the proportion of 10.00% ~ 20.00%, the recent use of condoms with heterosexuals ratio of about 40.00%. During the study, 1 person showed positive HIV antibody positive and no syphilis positive. Conclusion The awareness rate of AIDS increased, the risk behaviors decreased, the condom use rate increased, heterosexual behaviors were common and the interventions were effective.