浙江省宁波市男男性行为者艾滋病病毒检测意愿及感染状况调查

Survey of attitude to HIV test and HIV infection status in men who have sex with men in Ningbo,Zhejiang

目的研究男男性行为者(men who have sex with men,MSM)的性行为特征及艾滋病检测和早期治疗意愿,为开展该人群的艾滋病早期检测及相关防控工作提供依据。方法依据标准选取"种子"候选人,进行现场调查及检测,并采用同伴推动抽样法(RDS)招募MSM,每名调查对象限额征募的数目定为3个,共招募10名"种子",最多滚动11轮,最少2轮;于2014年1—5月对招募的MSM进行问卷调查和实验室HIV、梅毒检测,问卷内容包括性行为特征、检测史及相关意愿等。结果招募的126名MSM首次发生同性性行为的平均年龄为(22.43±5.6)岁,性取向同性占53.17%,双性占44.44%;近6个月88.89%的MSM发生过同性肛交,74.60%的MSM发生过同性口交,42.06%的MSM有过异性性行为;近6个月同性肛交行为中固定性伴和临时性伴安全套每次使用率分别为57.44%和69.81%。70.02%的MSM以往做过艾滋病检测,其中63.04%有定期检测习惯;60.32%最近1年做过检测;84.13%的MSM愿意接受定期检测。87.30%的MSM认为有必要接受早期治疗,对抗病毒治疗相关内容关注度较高的是药物不良反应、药物效果、身份保密,分别为80.16%、75.40%和68.25%;HIV阳性率6.35%,梅毒阳性率7.94%。结论 MSM危险性行为普遍存在,对定期检测接受度较高,但检测率不高;对早期治疗认知度较高,但相关知识了解不足,急需开展有针对性的相关干预。

Objective To understand the attitude to HIV test and early anti retroviral therapy in men who have sex with men （MSM）in Ningbo, Zhejiang province, and provide evidence for the early HIV test and HIV infection prevention and control among MSM. Methods Ten ＂seed＂ MSM were selected based on related standard for field interview and test, and MSM were recruited by respondent driven sampling （RDS）. Questionnaire survey and HIV/syphilis test were conducted among the recruited MSM from January to May 2014, the questionnaire was about MSM＇s sexual behavior characteristics, HIV test history and related attitude. Results The average age of 126 MSM recruited to have first homosexual behavior was （22. 43 ±5.6 ）years, In term of sexual orientation, 53.17 % of MSM identified themselves as homosexuality and 44. 44% identified themselves as bisexuality. During the past 6 months, 88. 89% of MSM had anal homosex, 74. 60% had oral homosex, 42. 06% had heterosex, and 57.44% and 69. 81% of MSM used condoms in anal homosex with regular and temporary sex partners during the past 6 months. A total of 70. 02% of the MSM had received HIV test, 63.04% had received regular HIV test, 60. 32% received HIV test during past 1 years, 84. 13% were willing to receive regular HIV test and 87.30% believed that it necessary to receive early anti retroviral therapy. The HIV positive rate was 6. 35% and the prevalence of syphilis was 7.94% in the MSM. Conclusion Risk sexual behaviors are prevalent in the MSM. Most of them were willing to receive HIV test, but HIV test rate was low, and the awareness of early anti retroviral therapy was high among the MSM, but the awareness of related effects and adverse reaction was low. It is necessary to conduct targeted intervention.