2012年广西凭祥市艾滋病哨点各类人群监测结果分析

目的了解广西凭祥市各类人群中艾滋病流行状况及相关行为特征,为开展有效的干预工作提供依据。方法按照《全国艾滋病哨点监测实施方案操作手册》,在2012年4～6月,对符合条件的吸毒者、性病门诊男性就诊者、长途卡车司机、孕产妇等4个人群分别连续抽样,进行面对面的问卷调查,并采集静脉血样进行人类免疫缺陷病毒(HIV)、梅毒和丙型肝炎病毒(HCV)等抗体检测。结果 2012年共监测4类人群1 600人。吸毒者HIV、梅毒和HCV的抗体阳性率最高,分别为3.25%、6.00%和36.50%,差异均有统计学意义(P<0.01)。调查对象答对8条(全对)艾滋病知识的以性病门诊男性就诊者最高,为82.25%,长途卡车司机最低,仅为52.00%,差异有统计学意义(χ2=116.237,P<0.01)。吸毒者最近一年发生过商业性行为的比例为39.5%,发生商业性行为时每次坚持使用安全套的比例只有37.97%,但是与配偶或固定性伴发生性行为时,从未使用安全套的比例为26.92%;性病门诊男性就诊者,最近3个月发生过商业性行为的比例为17.75%;长途卡车司机最近1年发生过商业性行为的比例为2.25%;0.25%的孕产妇有吸毒史,0.5%的孕产妇其丈夫有吸毒史;0.75%的孕产妇有婚外性行为。从2009—2012年凭祥市各类人群的HIV抗体阳性率变化趋势来看,吸毒者HIV抗体阳性率比较高,但有逐年下降的趋势。结论凭祥市艾滋病疫情呈低流行态势,但影响艾滋病流行的危险因素仍广泛存在,针对各类人群的特点,必须进行有效的行为干预,以遏制艾滋病的进一步蔓延。

Analysis of sentinel surveillance among kinds of population in Pingxiang City,2012

Objective To understand the HIV epidemic and related behavioral characteristics among kinds of population in Pingxiang City.Methods According to Manual of National HIV Sentinel Surveillance,eligible drug users,men attending STDs clinics,long-distance truck drivers and pregnant women were selected continuously to participate in the face-to-face survey and tested with HIV,syphilis and HCV antibody during April to June in 2012.Results 1 600 persons with 4 kinds were surveyed in 2012.The rates of positive antibody of HIV,syphilis and HCV among drug users were highest and were 3.25%,6.00% and 36.50%,respectively.There were significant differences on these rates among 4 kinds of population(P<0.01).The rate of correctly answering all HIV knowledge was highest among men attending STDs clinics(82.25%),but lowest among long-distance truck drivers(52.00%).These rates were different significantly among 4 kinds of population(χ2=116.237,P<0.01).The proportion of drug users having commercial sex in the last year was 39.5%,and 37.97% of them used condoms in every sex.26.92% of drug users who had sex with spouse or primary partners have never used condom.17.75% of men attending STDs clinics had commercial sex in prior 3 month.The proportion of long-distance truck drivers having commercial sex in prior year was 2.25%.0.25% of pregnant women used drug.0.5% of pregnant women′s husbands used drug.0.75% of pregnant women had sex with non-spouses.The rate of HIV positive antibody of drug users was highest among 4 kinds of population during 2009 to 2012,but it descended gradually.Conclusion The rate of HIV infection was low,but risk factors still exist.Behavioral intervention should be conducted among 4 kinds of population for controlling the HIV epidemic.