摘要:
目的 了解广东省广州市不同性角色男男性接触者(MSM)高危行为特征及艾滋病行为流行情况,为艾滋病防治提供依据。方法 采用与非政府组织(NGO)合作、网络动员方法,对参加艾滋病自愿咨询检测的MSM人群进行问卷调查,采集静脉血进行艾滋病病毒(HIV)和梅毒血清学检测。结果 共调查1 472名MSM,平均年龄为28岁,最近3个月有≥2个性伴的占40.70%(591/1 452),最近1次与最近3个月与男性发生性行为每次使用安全套分别占69.16%(1 018/1 472)和55.67%(712/1 279);HIV和梅毒感染率分别为5.98%(88/1 472)和4.08%(60/1 472);肛交被插入者发生首次插入性行为年龄较小,性伴数较少;被插入者和双重角色MSM的安全套使用率低于插入者,HIV感染率高于插入者。结论 广州市MSM艾滋病流行比较严重,不安全性行为比例较高,特别是肛交被插入者安全套使用率较低,HIV感染率较高,自我保护能力较弱,成为MSM中艾滋病传播的高危人群。
Abstract:
Objective To examine high risk behaviors and infection of human immunodeficiency virus(HIV) among men who have sex with men(MSM) in Guangzhou and to provide evidence for making effective intervention measures.Methods With cooperation of non-governmental organizations and network mobilization,a questionnaire survey and serological test were conducted among MSM taking voluntary consultation for AIDS/HIV infection.Results Totally 1 472 MSM with the average age of 28 years were surveyed.Among the MSM,40.70%(591/1 452) had 2 or more sexual partners during the previous 3 months and 69.16%(1 018/1 472) used condom when having every homosexual sex during the previous 1 month and 55.67%(712/1 279) during the previous 3 months.The infection rate of HIV and syphilis were 5.98%(88/1 472) and 4.08%(60/1 472) among the MSM.The receptive MSM had their first anal sex at younger age and had relative less number of sexual partners.The receptive MSM and the MSM with both receptive and insertive anal sex showed significantly lower rate of condom use and higher rate of HIV infection compared to insertive MSM.Conclusion The MSM in Guangzhou city had high prevalences of HIV infection,unsafe sexual behavior,and lower rate of condom use,and were the population at high risk of AIDS transmission with less self-protection.
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