基于网络招募MSM艾滋病感染状况及影响因素分析

目的 了解通过网络招募的淄博市男男性行为(MSM)人群的行为特征、艾滋病病毒(HIV)感染状况及影响因素，为制定防治对策提供科学依据。方法 通过QQ、微信等聊天软件招募MSM，以自愿的方式采用调查问卷开展面对面调查，采用二元logistic回归分析进行HIV感染的多因素分析。结果 2017—2019年，共通过网络招募MSM人群1172名，调查对象以21~30岁、未婚、本省户籍、高中以上学历人群为主；MSM HIV抗体阳性率分别为5.03%(20/398)、6.23%(24/385)、9.77%(38/389)，呈逐年上升趋势(x2=7.31，P＜0.05)；HIV/AIDS 相关知识知晓率分别为80.65%、89.61%、93.83%，呈逐年上升趋势(P＜0.01)；logistic回归分析结果表明，外省户籍(OR=3.36，95%CI: 1.60~7.03)、与女性发生性行为(OR=0.34，95%CI: 0.15~0.78)、使用过毒品(OR=2.42，95%CI:1.25~4.77)、梅毒阳性(OR=4.22，95%CI:1.94~9.19)为HIV感染风险因素，最近6个月发生同性性行为坚持使用安全套(OR=0.25，95%CI:0.12~0.51)为减少HIV感染相关因素。结论 通过网络招募的淄博市MSM人群HIV感染情况较严重，需进一步探索“互联网+HIV防控”模式，利用移动互联网技术和社交新媒体开展艾滋病防治宣传、提升干预效果。

Analysis of HIV infection status and influencing factors of MSM based on internet recruitment

To understand the behavioral characteristics, HIV infection status and influencing factors of the men who have sex with men(MSM) in Zibo City recruited through the Internet, and to provide scientific basis for the formulation of prevention and treatmentcountermeasures.Methods Recruit MSM through QQ,WeChat and other chat software, use questionnaires to conduct face-to-face surveys in a voluntary manner, and use binary logistic regression analysis to conduct multivariate analysis of HIV infection.Results From 2017 to 2019, a total of 1 172 MSM people were recruited through the Internet, and the survey subjects were mainly 21-30 years old, unmarried, with provincial household registration, and high school education or above. the positive rates of MSM HIV antibodies were 5.03%(20/398), 6.23%(24/385), and 9.77%(38/389), showing an upward trend year by year(X2=7.31, P<0.05); The awareness rates of HIV/AIDS-related knowledge were 80.65%, 89.61%, and 93.83%, respectively, showing an upward trend year by year(P<0.01);Logistic regression analysis showed that household registration in other provinces(OR=3.36, 95%CI: 1.60-7.03), having sex with women(OR=0.34, 95%CI: 0.15-0.78), using drugs(OR=2.42, 95%CI: 1.25-4.77), and being positive for syphilis(OR=4.22, 95%CI: 1.94-9.19) were risk factors for HIV infection.Consistent use of condoms for homosexuality in the last 6 months(OR=0.25, 95%CI: 0.12-0.51)was a related factors in reducing HIV infection.Conclusion The HIV infection of MSM population in Zibo City recruited through the Internet is more serious, it is necessary to further explore the "Internet + HIV prevention and control" model, and use mobile Internet technology and new social media to carry out AIDS prevention and control propaganda and improve intervention effects.