昭通市1997—2007年艾滋病流行分析

目的了解昭通市艾滋病传播途径及不同人群流行特点和变化趋势。方法采用1997—2007年昭通市本地监测检出的艾滋病病毒（human immunodeficiencyvirus，HIV）感染者统计表和艾滋病疫情专网报告的数据进行统计分析。结果1997—2007年该市HIV累计报告感染者914例，2002年前报告144例，2003—2007年累积报告HIV感染者770例，其中本地检出524例，占报告数的68．05％，外地报告246例，占报告数的31．95％。静脉吸毒260例，占33．8％，异性性接触155例，占20．1％，母婴传播20例，占2．6％，不详335例，占43．5％。报告感染率从1997年的0．19／10万上升到2007年的3．51／10万，外出务工人员感染率为23．43／10万。结论1997—2007年昭通市HIV感染和传播途径发生较大变化，感染率不断上升，感染人群从吸毒等高危人群快速向一般人群扩散，流动人口感染率快速上升。

Analysis of HIV/AIDS epidemic from 1997 to 2007 in Zhaotong City

Objective To find out the epidemic characteristics and the prevalent tendency of transmission of HIV infection in Zhaotong City from 1997 to 2007. Methods Statistical analysis was applied to the data of 1997 - 2007 Zhaotong City local monitoring detection of HIV-infected persons and AIDS epidemic Tables Net- work reported. Results From 1997 to 2007, the cumulative report of the city＇ s HIV-iniected persons was 914 cases. Before 2002 the report was 144 cases as intravenous drug users. From 2003 to 2007 cumulative reports of 770 cases were infected with HIV, of which 524 were of local detection, accounting for the 68 % of reports; field reports were 246 cases, accounting for 31.95%. 260 cases were intravenous drug users, accounting for 33.8 % ; 155 cases of heterosexual contact, accounting for 20.1% ; 20 cases were of mother to child transmission, accounting for 2.6%; 335 were unknown cases, accounting for 43.5%. Report of infection from 0.19/100 000 in 1997 rose to 3.51/100 000 in 2007. The infection rate for migrant workers was 23.43/100 000. Conclusions From 1997 to 2007, transmission of HIV infection in Zhaotong City had a great change, and the rate of infection rose continually. The proliferation from high-risk population groups such as drug user to the general population increased rapidlly, and it was the same case with floating population.