南宁市社区注射吸毒者HIV感染及性行为分析

HIV Infection and Sex Behavior of Injecting Drug Users in Community in Nanning

目的了解注射吸毒人群艾滋病病毒(HIV)感染状况及性行为特征,为在注射吸毒人群中开展包括性行为干预在内的综合干预措施提供依据。方法采用"滚雪球"式方法在南宁市社区中寻找吸毒者,面对面无关联匿名问卷调查和血标本的采集。结果共调查200名吸毒者,HIV阳性57人,阳性率28.5%;性伴对象包括配偶、临时性伴(非商业性伴)、商业性伴及同性等,最近1次性行为安全套使用率仅38.5%;HIV阳性感染者的安全套使用率更低,仅33.3%。结论静脉注射吸毒人群HIV感染率高,性伴种类多,安全套使用率低。

Objective To understand the current status of HIV infection and the characteristics of sexual behavior in injecting drug users （IDUs） and provide the basis for the comprehensive intervention including sexual behavior intervention for IDUs. Methods IDUs were selected in the community by ＂rolling a snowball＂ method, and the face-to-face anonymous unrelated questionnaires survey was carried out and blood samples were collected. Results Among 200 IDUs, 57 were HIV-positive （28.5%）. Sexual partners including spouses, temporary partners （ non-commercial sex） , commercial sex partners and homosexuals. Sex behavior varied with different partners and different circumstances. However, the condom use rate was very low, which was only 38.5% in the latest sex and even lower in HIV infected persons （33.3%）. Conclusion The HIV prevalence was high among IDUs who had high risk-sexual behaviors such as multi sexual partners and poor condom use. It is urgent to intensify integrated intervention including condom use promotion to control the spread of HIV epidemic.