成都市HIV/AIDS疫情监测分析

Analysis on Epidemic Surveillance of HIV/AIDS in Chengdu

目的了解流行现状,明确防制工作重点,为防控提供依据。方法收集成都市1992-2006年HIV/AIDS病例报告、流行病学个案调查表,以及哨点监测、专题调查等资料进行统计分析。结果成都市1992-2006年累计报告HIV/AIDS1319例,年平均报告增长速度为46.92%。近2年共监测各类人群399318人次,检出率为0.23%。以静脉注射吸毒传播为主(43.97%),性接触感染逐年上升。流动人口是潜在的危险因素。结论成都市艾滋病流行快速增长,存在多种潜在危险因素。应采取强有力的防制措施,不断完善监测系统,加大开展高危行为干预,加强流动人口防治,控制进一步流行。

Objective To analysis the epidemiological characteristics of HIV/AIDS in Chengdu, and to provide policy makers with scientific evidence. Methods The data of HIV/AIDS conventinal surveillance, case reports, epidemiological case survey forms, sentinal surveillance and special subject surveys from 2001 -2006 were collected and analysed. Results A total of 1 319 cumulative cases of HIV/AIDS were reported from 1992 to 2006 in Chengdu with an average increase rate of 46. 92% per year. A total of 399 318 samples were tested for HIV antibodies during last two years, and the anti-HIV positive rate was 0. 23%. Intravenous injection drug was the main route of transmission （43.97 % ）, and the proportion of infection of the disease by sexual pathways increased significantly. Transient populations were listed as potential risk factors. Conclusion The epidemic of HIV/AIDS in Chengdu has spread rapidly. In order to control further HIV/AIDS spread in Chengdu, effective measures must be taken. Surveillance of HIV/AIDS should be strengthened actively. At the same time, high risk behavior intervention of AIDS should be carried out.