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目的了解江苏省男男性行为人群特征,为制定切实有效的干预措施提供依据。方法采用横断面调查研究的方法,对2013年江苏省男男性行为人群(MSM)进行匿名问卷调查,采集血液进行HIV和梅毒抗体检测。结果2013年共招募4 208例MSM,样本量以酒吧/歌舞厅/茶室/会所(BDT)1 561例最多;MSM以本地未婚青壮年为主,但各亚组间分布差异有统计学意义(P<0.001);同性近6个月无保护性肛交发生率以PTG组最高;异性性行为安全套坚持使用率以ELSE组最好;近1年STD患病率以BSM(9.0%)最高;HIV阳性率以ELSE(11.9%)最高;HIV相关危险因素及服务,HIV阳性率方面各亚组分布差异有统计学意义(P<0.001)。结论江苏省不同性活动场所的MSM人群在人口学、高危性行为、HIV阳性率方面存在显著差异,提示在制定MSM的干预措施应该有所侧重。
Objective To understand the characteristics of MSM population in Jiangsu Province and provide the basis for effective and effective interventions. Methods A cross-sectional investigation was conducted to conduct anonymous questionnaire survey on MSM in Jiangsu Province in 2013. Blood samples were collected for HIV and syphilis antibody testing. Results A total of 4,208 cases of MSM were recruited in 2013, with a sample size of 1,561 in the bar / dance halls / tea rooms / clubs (BDT). MSM was predominantly young and unmarried, but the differences among the subgroups were statistically significant ( P <0.001). In the same sex group, the incidence of unprotected anal intercourse was the highest in PTG group during the same period of 6 months; that of ELSE group was the best among condom use groups; the prevalence of STD was the highest in 9.0% in the past year; The positive rate was ELSE (11.9%). The distribution of HIV-related risk factors and services, HIV positive rate in each subgroup was statistically significant (P <0.001). Conclusion The MSM population in different sex venues in Jiangsu Province have significant differences in demography, high-risk sexual behaviors and HIV positive rate, suggesting that the interventions in MSM should be focused.