2013年-2016年男男性行为人群结果分析

Analysis of test results among men who have sax with men during 2013-2016

目的分析济南市2013年-2016年男男性行为(MSM)人群艾滋病病毒(HIV)感染情况及新发感染者CD4^+T细胞数量,为抗病毒治疗提供参考。方法通过同伴推荐法募集MSM人群,开展问卷调查并采集血样进行血清学检测,对新发感染者进行CD4^+T淋巴细胞的检测。结果 1 700名被调查者确证阳性率为7.4%(126/1 700),其中济南本地感染者占新发感染总人数的80.4%(82/102),且均在6个月内完成了首次CD4^+T细胞检测。参与调查人群以25岁~39岁者居多,占总人数的50%以上,平均年龄为30.2岁。职业以商业服务业、职员及学生居多。2013年-2015年HIV感染者首次CD4^+T检测以>500 cells/μl者居多,均在50%以上;2016年以CD4^+T细胞<350 cells/μl者居多,所占比例达42.9%。结论扩大宣传干预,探索新方法使HIV阳性者及早被发现成为下一步的工作重点。

Objective To investigate the HIV infection of men who have sex with men（MSM） during 2013 -2016 and to find the difference of CD4＋T cell count in the newly infected cases. Methods MSM were recruited with respondent driven sampling, Questionnaire surveys were conducted, blood samples were collected for serological testing, and detection of CD4＋T lymphocytes was performed in newly infected personnel. Results The infection rate of HIV in the 1 700 MSM was 7.4% （126/1 700）. Among them, 80.4% （82/102） of the newly infected people were infected by local infections in Ji＇nan, and the first CD4＋T cell test was completed within 6 months. The surveyed population was mostly 25 to 39 years old, accounting for more than 50% , with an average age of 30.2. Occupations were mostly in the business services sector, staff and students. From 2013 to 2015, the first CD4＋T test for HIV -infected patients was 〉 500 eells/μl, which was more than 50%. In 2016, the number of CD4＋T cells was 〈 350 cells/μl, accounting for 42.9%. Conclusion Expanding propaganda, interventions and exploring new methods to early detect HIV positive people become the focus of the next step.