目的了解性传播疾病(STD)门诊中男男性接触者人群中艾滋病的流行现状和发展趋势,为决策部门制定防治政策和评价干预效果提供依据。方法对前来性病门诊就诊的男男性接触者人群进行问卷调查,并采集血样,做HIV抗体检测和梅毒检测,两次ELISA阳性者送确认实验室进行检测,用免疫印迹法进行确认。结果207例男男性接触者中15～49岁占99.03%;未婚比例高,占83.58%;最近6个月有1～5个不同男性性伴的占95%;最近一次肛交时使用安全套率24.86%;MSM人群中检出6例HIV阳性者,HIV抗体阳性率为2.9%(6/207),梅毒感染率15.46%(32/207)。结论STD门诊中男男性接触者人群的HIV感染率高,MSM人群高危行为比例较高,性伴数多,安全套使用率较低,提示需要进一步加大对MSM人群的宣传教育和干预工作。 Objective To understand the prevalence and development trend of AIDS in the men who have sex with men (MSM) among outpatients with sexually transmitted diseases (STD), and to provide basis for decision-making authorities to formulate prevention and treatment policies and evaluate intervention effects. Methods A questionnaire survey was conducted on the men who have sex with men in the outpatient department for sexually transmitted diseases. Blood samples were collected and tested for HIV antibody and syphilis. Two ELISA positives were sent to the confirmation laboratory for examination and confirmed by immunoblotting. RESULTS: Among the 207 male-to-male contacts, 99% of the males aged 15 to 49 years were 99.03%; the proportion of unmarried persons was high, accounting for 83.58%; there were 1 to 5 different male partners in the last 6 months and 95%; the condom use rate was 24.86 during the most recent anal sex. %; 6 HIV positive people were detected in the MSM population, the HIV antibody positive rate was 2.9% (6/207), and the syphilis infection rate was 15.46% (32/207). Conclusion The prevalence of HIV infection among MSM in STD outpatients is high, the proportion of high-risk behavior in MSM population is high, the number of sexual partners is high, and the condom use rate is low, suggesting that there is a need to further increase the publicity education and intervention of MSM population.