2011年桂林市艾滋病高危人群哨点监测分析

目的了解桂林市艾滋病高危人群(Most-at-risk population(s),MARP)的行为特征、艾滋病知晓情况及艾滋病/性病感染状况,为开展有效的干预工作提供依据。方法在桂林市城区对男男性行为人群(MSM)、吸毒人群(DUs)、暗娼(FSW)、男性性病患者(STD)4个群体,进行面对面的问卷调查,并采集静脉血样进行艾滋病病毒(HIV)、梅毒和丙型肝炎病毒(HCV)等抗体检测。结果 2011年3-7月共调查1 480名MARP,其中MSM 408人,DUs 403人,FSW 400人,STD 269人,平均年龄(33.90±11.35)岁,未婚32.70%,在婚53.78%,同居5.41%,离异或丧偶8.11%;文化程度以初中和高中(中专)为主,分别为41.12%、35.09%;汉族居多,占76.28%。MSM群体安全套使用率较高(97.56%),DUs群体安全套使用率最低(27.15%)。1 480名高危人群的HIV、梅毒、HCV感染率分别为1.62%、3.51%、17.03%。其中MSM群体HIV和梅毒感染率最高,分别达到2.45%、4.90%;DUs群体HCV感染率最高,达到60.55%。24名HIV阳性者中,12人(50.0%)合并感染梅毒或/和HCV。结论桂林市高危人群HIV感染率较高,应加强该人群的行为干预,遏制艾滋病传播。

Analysis of sentinel monitoring of AIDS among high risk population in Guilin,2011

Objective To analyze sentinel monitoring of acquired immuno deficiency syndrome(AIDS) among most-at-risk population(MARP) in Guilin,offer basis for effective intervention and prevention.Methods Sentinel monitoring was made among four population groups,i.e.men who have sex with men(MSM),drug users(DUs),female sex workers(FSW),male patients with sexually transmitted diseases(STD) with anonymous questionnaires in Guilin in 2011.Blood samples were collected from four population groups for serological testing of human immunodeficiency virus(HIV),syphilis and hepatitis C virus(HCV).Results Totally,1 480 subjects of MARP were interviewed and tested,and the average age was(33.90±11.35).Unmarried subjects accounted for 32.70%,married subjects-53.78%,cohabitating subjects-5.41%,divorced-8.11%.Junior middle schooling accounted for 41.12%,senior high schooling-35.09 %;and Han ethnic accounted for 76.28%.The rate of condom use among MSM was higher(97.56%),and lower among DUs(27.15%).The infection rate of HIV was 1.62%,and the rates of syphilis and HCV were 3.51% and 17.03% respectively.The infection rate of HCV among DUs was 60.55%.The co-infection rate of HIV with syphilis and/or HCV among HIV-infected persons was 50.0%.Conclusion The infection rate of HIV among high risk population in Guilin was high.Thus,effective measures including health education and behavioral intervention should be taken to control the spread of HIV infection.