重庆市男男性行为者网络交友HIV感染情况

HIV infection among men who have sex with men through online dating in Chongqing

目的了解重庆市男男性行为者(MSM)网络交友状况及人类免疫缺陷病毒(HIV)感染情况,为有效干预MSM HIV感染提供依据。方法对重庆市206名MSM进行结构式访问与问卷调查,对半年内未进行HIV检测者进行实验室筛查,分析MSM人口社会学特征及HIV感染的影响因素。结果206名MSM平均年龄(22.08±1.81)岁,大专及以上文化程度137名(66.50%),HIV感染率为21.36%(44/206)。MSM无固定性伴侣者HIV感染率高于有固定性伴侣者;MSM性伴数量越多,HIV感染风险越大;与不熟悉或陌生的人发生性行为HIV感染率高于与熟悉的性伴;性行为中安全套使用率越高,HIV感染率越低,各组比较,差异均有统计学意义(均P<0.05)。不同文化程度的MSM安全套使用情况比较,差异有统计学意义(P<0.05)。结论该市MSM HIV感染率较高,建议加强健康教育宣传、同伴网络教育与行为干预,减少联结MSM网体之间的桥梁人群,建立同性恋社会支持体系,降低MSM HIV感染风险。

Objective To investigate online dating status and human immunodeficiency virus （HIV）infection among men who have sex with men （MSM）in Chongqing,and provide basis for effective intervention in HIV infec-tion among MSM.Methods 206 MSM in Chongqing were performed structured interview and questionnaire survey, MSM who didn’t conduct HIV testing within half a year were performed laboratory screening,sociological popula-tion characteristics and influencing factors of HIV in MSM were analyzed.Results The average age of 206 MSM was （22.08±1 .81）years old,137 （66.50%）received college education and above,HIV infection rate was 21 .36%（44/206）.HIV infection rate in MSM who had no fixed partners was higher than those who had fixed partners;the more sexual partners they had,the greater the risk of HIV infection they got;HIV infection rate in MSM who had sex with unfamiliar persons or strangers was higher than those who had sex with familiar partners;the higher rate of condom use in sexual behavior,the lower rate of HIV infection was,there were significant differences among the groups（all P 〈0.05）.Condom use among MSM with different educational levels was significantly different（all P 〈0.05）.Conclusion HIV infection rate in MSM is high in this city,it is necessary to strengthen education about health,network partner,and behavioral intervention,reduce the bridge population connecting MSM network,es-tablish social support system of homosexuality,and reduce the risk of HIV infection in MSM.