常州市2005～2007年吸毒者艾滋病监测结果分析

ANALYSIS ON HIV/AIDS MONITORING RESULTS OF DRUG USERS IN CHANGZHOU CITY FROM 2005 TO 2007

[目的]了解常州市吸毒人群艾滋病、梅毒、丙肝流行趋势。[方法]对监测期内新入所的吸毒者采集静脉血5ml,进行抗-HIV、抗-HCV、梅毒抗体检测。[结果]3年共监测855人。HIV感染率为2.2%,本市感染率为0.2%,外地为5.5%,梅毒ELISA法感染率为12.4%,梅毒RPR法说明现患率为4.8%。丙肝感染率为50.8%。68.0%曾注射毒品,注射吸毒者中43.5%曾共用注射针具。25%曾通过钱或毒品交易与他人发生性行为,81.2%在最近一次此种性行为中未使用安全套。[结论]常州吸毒者中艾滋病流行形势严峻,感染以外地为主。应加强对吸毒者减少针具共用方面的干预,提高外地人对艾滋病防治资源的可及性,加强吸毒者艾滋病高危性行为的干预,在青少年中开展禁毒教育。

[Objective] To learn about the epidemiologieal distribution, HIV infection rate, syphilis positive rate and HCV infection rate among drug users in Changzhou City. [ Methods] Serological ELISA was conducted to determine HIV antibodies in serum and positive samples during the first round of screening were sent to Jiangsu CDC for identification; ELISA and rapid plasma reagin circle card test （RPR） were used to detect syphilis antibodies. ELISA was conducted to determine HCV antibedies. [Results] A total of 855 drug users were tested in these 3 years. The positive rate of HIV, HCV and Syphilis （RPR） was 2.2%, 50.8% and 4.8% respectively.68.0% of drug users had ever injected drug, of which 43.5% had ever shared needles with others. 25% had commercial sexual behavior, of which 18.8% used condom in the last sex. [Conclusion] The HIV infection rate is low in native drug users and high in migrant ones. Health education and behavior intervention for drug users should be enhanced, especially in migrant drug users, to reduce the needles sharing and improve the condom use in commercial sex. The education of standing off drug should be enhanced among juveniles.