凭祥市首轮越南籍跨境务工人群艾滋病血清学和行为学调查

目的 了解凭祥市越南籍跨境务工人群艾滋病血清学状况及行为学特征,为制订相应的干预措施提供科学依据.方法 于2011年3月份,在广西凭祥市的弄怀和浦寨2个边境贸易城采用“滚雪球”、“同伴推动”等方法,对目标人群进行面对面的问卷调查,并采集血样进行HIV、梅毒、丙肝抗体检测.结果 接受调查的400人中,艾滋病总体知识知晓率为85.86％,但对“蚊虫叮咬不会传播艾滋病”的回答正确率最低,仅为59.60％；调查对象获得艾滋病知识的主要来源为电视(89.75％).6.34％的男性对象承认最近1年内有商业性行为,最近1次商业性行为安全套的使用率为55.56％；97.60％的已婚对象最近1年内与配偶或固定性伴有性关系,最近1年与配偶或固定性伴发生性关系时,每次都坚持使用安全套的比例为0％,最近1次与配偶或固定性伴发生性关系安全套的使用率只有8.77％.HIV抗体阳性率为1.00％ (4/400),梅毒、丙肝检出率分别为0.75％(3/400)和2.50％(10/400).35.00％的调查对象在过去1年中接受过外展服务.结论 跨境务工人群艾滋病防治知识掌握不全面,高危性行为发生率较高,获得宣传教育和干预服务的比例较低.急需针对跨境务工人群的薄弱环节加强宣传干预,同时提高宣传干预的覆盖率,推广使用安全套倡导安全性行为,控制艾滋病性病经性途径传播.

First survey of seroprevalence of HIV and risk behavior among Vietnamese cross-border workers in Pingxiang City

Objective To understand the seroprevalence of HIV and risk behavior among Vietnamese cross-border workers in Pingxiang,so as to provide the evidence for the related intervention strategy.Methods Snowball sampling and peer introduction sampling were used to recruit Vietnamese cross-border workers from Nonghuai and Puzhai,both of those were border trade areas in March,2011.Face-to-face questionnaire-based survey was conducted,and the blood samples were collected for HIV,syphilis and HCV testing.Results Among 400 workers investigated,the rate of HIV awareness was 85.86%,but the rate of appropriate answer about whether the mosquito can transfer HIV was the lowest in all,just 59.60%.The main channel by which the workers acquired HIV knowledge was TV,accounting for 89.75%.A total of 6.34% among all male workers had sex with female sex workers,and 55.56% used condom in last commercial sex behavior.97.60% married workers have spouses or regular sex partners,and the rate of using condom with them every sex in the last year was 0%,and it was just 8.77% in the last sex.The seroprevalence of HIV antibody positive,syphilis and HCV was 1.00%（4/400）,0.75%（3/400） and 2.50%（10/400）,respectively.35.00% workers accepted outreach intervention in last year.Conclusions Vietnamese cross-border workers did not grasp HIV-related knowledge comprehensively,and a number of them had risk sex behavior,but few of them got intervention.The coverage of intervention on promotion of using condoms and protected sex should be enhanced among these workers for prevention and control of HIV/AIDS.