一起甲型病毒性肝炎暴发疫情的调查分析

Survey of a hepatitis A outbreak

摘要: 为查明引起甲型病毒性肝炎暴发疫情流行的危险因素,对全部病例进行个案调查,并选取健康人群作为对照组,开展病例对照调查研究。本起疫情共报告36例病例,罹患率为63.54/10万,居民使用受致病菌污染的自备井水为主要危险因素。应加强卫生宣教工作,提高卫生意识,防止此类疫情发生。

Abstract: To identify the risk factors to cause the hepatitis outbreak, case survey was conducted for all cases and case control study was performed with healthy people as control group. Totally 36 cases were reported with the attack rate of 63.54/lakh. The main risk factor was the consumption of well water contaminated by pathogens. It is necessary to strengthen health education to increase the people's health knowledge awareness and prevent the outbreak of the diseases caused by enteric infection.