恩施土家族苗族自治州艾滋病流行病学特征及趋势分析

Analysis of characteristic and trend of HIV/AIDS epidemic in Enshi District of Hubei Province

目的分析恩施土家族苗族自治州1995～2003年艾滋病流行病学特征和趋势，为制定艾滋病防治策略提供依据。方法对1995～2003年恩施土家族苗族自治州艾滋病流行病学调查和监测资料进行分析。结果1995～2003年共检出艾滋病病毒（HIV）感染者108例，艾滋病病人16例（已全部死亡）。108例HIV感染者中血液传播占与87．04％，经性传播11．11％，母罂垂直传播1．85％。目前主要传播途径以血液传播为主，流行的HIV-1毒株为B’（泰国B）亚型。结论目前恩施土家族苗族自治州处在艾滋病流行的低感染阶段，当前预防与控制的重点是开展高危人群行为干预措施和艾滋病预防知识宣传。同进应注意控制艾滋病经性接触和静脉吸毒传播。

Objective To analyze the HIV/AIDS epidemic characteristics and trend in Enshi district of Hubei province from 1995 to 2003 and provide policy makers with evidences of HIV/AIDS prevention and control in Enshi districe. Method The data of HIV/AIDS obtained from eqidemiolgical investigation and survellance were analyzed. Results 108 HIV positive cases including 16 AIDS cases were found in Enshi district from 1995 to 2003. The cases infected with HIV through blood transmission accounted for 87.04 % and through sex transmission for 11.11 N and through mother to child transmission for 1.85 % . At present the main infection Iransmission is through blood in Engshi district. The epidemic strain was HIV/-1B＇ （Thailand B） .Conclusions Enshi district has lower rate of HIV/AIDS infection at present. The key initiatives for HIV/AIDS prevention and control is to conduel behavioral intervention among high risk groups, educate people with HIV/AIDS prevention knowledge and pay much attention to controlling the epidemic of HIV/AIDS through sexual activities and intravenous drug use.