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目的了解中国(未包括香港、澳门特别行政区和台湾地区,下同)2004～2006年甲型病毒性肝炎(甲肝)的流行病学特征,提出控制建议。方法收集分析法定报告传染病疫情及突发公共卫生事件报告中2004～2006年甲肝疫情资料。结果中国2004～2006年甲肝累计发病分别为93 585例、73 349例、70 241例,病例主要集中在四川、云南、河南、新疆、贵州、甘肃6个省(自治区)。其中5～9岁发病最多,占总发病数的12.85%。2004年爆发甲肝26起,发病2 291例;2005年爆发甲肝33起,发病2 061例;2006年爆发甲肝43起,发病1 808例;爆发病例分别占当年总报告病例数的2.45%、2.81%、2.57%。甲肝爆发主要发生在学校。结论卫生部门应进一步加强对甲肝的监测以及对学校、托幼机构的卫生监督管理,教育部门应积极配合卫生部门开展甲肝的控制工作。
Objective To understand the epidemiological characteristics of hepatitis A (hepatitis A) in China (excluding Hong Kong, Macao Special Administrative Region and Taiwan, the same below) from 2004 to 2006 and put forward the control suggestion. Methods To collect and analyze the data of Hepatitis A outbreak from 2004 to 2006 in the report of epidemic situation of statutory reporting infectious diseases and public health emergencies. Results The cumulative incidence of hepatitis A in China from 2004 to 2006 were 93 585 cases, 73 349 cases and 70 241 cases, respectively. The cases mainly concentrated in 6 provinces (autonomous regions) of Sichuan, Yunnan, Henan, Xinjiang and Guizhou. Incidence of 5 to 9 years old the most, accounting for 12.85% of the total number of cases. 26 cases of hepatitis A broke out in 2004 and 2 291 cases of outbreaks; 33 cases of hepatitis A virus broke out in 2005 and 2 061 cases broke out; 43 cases of hepatitis A virus broke out in 2006 and 1,808 cases were outbreak; the outbreak cases accounted for 2.45% and 2.81% respectively of the total reported cases of that year %, 2.57%. Hepatitis A outbreak occurs mainly in schools. Conclusion The health department should further strengthen the monitoring of hepatitis A and the health supervision and management of schools and nurseries. The education department should actively cooperate with the health sector to control hepatitis A.