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目的了解湖北省甲型病毒性肝炎的流行病学特征,为制定防控策略提供依据。方法采用描述流行病学分析方法,对湖北省1997-2010年法定报告传染病及2004-2010年突发公共卫生事件报告中甲型病毒性肝炎疫情资料进行统计分析。结果 1997-2010年,甲肝在湖北省的发病呈逐年下降趋势;每年各月份均有发病,3～8月发病水平稍高;以散发为主,偶有局部地区暴发;发病人群以农民、学生、工人、干部职员、散居儿童为主,其中农民发病构成比存在上升趋势;发病年龄主要为5～49岁儿童及青壮年(占总病例数的70.39%),男性多于女性。暴发流行均发生在学校。结论甲肝仍是湖北省重要的公共卫生问题,应重点针对儿童、青少年,以及农村人群尤其青壮年农民采取综合防控措施。
Objective To understand the epidemiological characteristics of hepatitis A virus in Hubei Province and to provide basis for the development of prevention and control strategies. Methods A descriptive epidemiological analysis was used to analyze the data of epidemic situation of hepatitis A in statutory reported communicable diseases in 1997-2010 and public health emergencies in 2004-2010 in Hubei Province. Results From 1997 to 2010, the incidence of hepatitis A in Hubei province showed a declining trend year by year. The incidence of hepatitis A in each month of each year was slightly higher than that in March-August. The incidence of hepatitis A was mainly in sporadic cases, with occasional outbreaks in some areas. , Workers, cadres and staff, and scattered children. Among them, the incidence ratio of peasants increased. The age of onset was mainly for children aged 5 to 49 and young adults (70.39% of the total number of cases), more men than women. Outbreaks have occurred in schools. Conclusions Hepatitis A is still an important public health problem in Hubei Province. Hepatitis should be focused on children, adolescents and rural population, especially young farmers to take comprehensive prevention and control measures.