西峡县2007年甲型肝炎暴发的流行病学分析

Epidemic Analysis on the Outbreak of Hepatitis A in 2007 in Xixia County

目的探讨西峡县2007年甲型肝炎暴发的原因,为甲肝防治提供参考。方法对甲肝暴发病例进行个案调查和IgM检测,用EXCEL软件对调查数据进行描述和统计。结果2007年1月1日—9月20日西峡县共发生甲肝病例503例,罹患率为1.13‰,疫情波及全县16个乡镇,发病地区以城关镇为主,学生为主要发病人群。结论本次甲肝暴发流行的主要原因是饮用水源污染,今后应重视饮用水卫生监测和公共饮食卫生监督。

OBJECTIVE To explore the outbreak reason of hepatitis A in ：2007 in Xixia County so as to provide the referenced material for the control of hepatitis A. METHODS To investigate and detect the IgM of the outbreak cases. Besides, to describe and compute the data by means of Excel software. RESULTS There are 503 cases of hepatitis A from January 1 to September 20,2007 in Xixia County, the incidence rate of hepatitis A is 1.13%v. There are epidemic situation among 16 towns in Xixia county, the major area of cases is Chengguan Town, the major population of cases is student. CONCLUSIONS The major reason of this outbreak of hepatitis A is the contamination of drinking water resource. In future, the healthy monitoring of drinking water and the sanitary surveillance of public dietary hygiene should be. highly thought of.