两中心城市男男性接触者HIV/HCV和梅毒感染状况的研究

Study on HIV/HCV and syphilis infection among MSM in two cities

目的 了解河南两中心城市内的男男性接触人群(MSM)HIV/HCV和梅毒相关知识、态度、行为及其感染状况,为制定有效的防治措施提供信息和依据.方法 采用同伴推动抽样法(RDS)在两城市内对MSM人群经常活动在网络、酒吧、浴池、会所、公园等场所的目标人群进行匿名问卷调查,并采集静脉血进行HIV/HCV和梅毒检测.结果 该人群艾滋病知识总知晓率为89.3%.最近6个月该人群与男性发生性行为时安全套每次都用率为39.88%.HIV阳性率为5.18%,HCV阳性率为5.93%,梅毒阳性率为7.33%.各因素与HIV感染率之间的关系无统计学差异;该人群中离异或丧偶的梅毒感染率为最高(14.3%),婚姻状况与梅毒的感染率有统计学差异;HCV的感染率与年龄、近6个月性伴数、文化程度、安全套使用情况等因素之间有统计学差异.结论 MSM人群中中高危性行为普遍存在,HIV/HCV和梅毒感染率高,应尽快采取针对性的行为干预措施.

Objective To examine the prevalence of HIV/HCV and syphilis infections and the KAP among men who have sex with men(MSM) in two cities,Henan province,so as to provide information and basis for the development of effective prevention strategy and measures. Methods Respondent Driven Sampling were conduced in the place of Network,Wine bar,Bath house,Club house and Park where the MSM always gathered to collect related information through.anonymous questionnaire.Blood samples were tested for HIV and syphilis infections. Results Awareness rate of HIV knowledge among the people is 89.3%. In the past six months,condom was consistently used in only 39.88% of male to male anal sexual behavior.5.18%were HIV-positive,5.93% were HCV-positive and 7.33% were sero-positive for syphilis infection,in the participants.Between the factors and the HIV infections rate has no significant statistically difference. The syphilis infection rate of the divorced or widowed MSM was the highest amomg the participants.independently.Marital status and the sysphilis infectiong rate were statistically different.Between the age,nearly six months sex partners,cultural degree,condom use and the syphilis infection rate has significant statistically difference. Conclusions There is a high prevalence of HIV/hcv and syphilis in MSM in the two cities where high risk sexual behaviors are common. Specific measures are urgently needed to intervene the behavior of MSM.