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我市自１９８８年甲肝大流行后，加强流行病学监测，采取综合防治措施，９０年代以来急性病毒性肝炎发病率明显下降，１９９７年报告发病率为９４．０８／１０万，较１９９０年下降４６．７８％，未形成周期性的流行年。甲肝发病占各型肝炎的首位，每年有春季发病高峰，病例主要以青壮年为主；乙肝发病显稳中下降；戊肝近年逐渐增高，其发病年龄趋于年老组。经甲、戊肝发病流行因素调查，主要与外出就餐史、聚餐、外出史有关，ＯＲ值分别为７．３４、５．３２和２．８４。此结果对甲、戊型肝炎防治采取针对性措施有指导意义。
After the hepatitis A pandemic of 1988 in our city, epidemiological surveillance was strengthened and comprehensive prevention and control measures were adopted. The incidence of acute viral hepatitis has dropped significantly since the 1990s, with a reported incidence of 94.08 per 100 000 in 1997, down from 1990 46.78%, did not form a cyclical popular year. Hepatitis A incidence accounted for the first place of each type of hepatitis, annual peak incidence in spring, the main cases of young adults; decreased incidence of hepatitis B was stable; hepatitis E gradually increased in recent years, the age of onset tends to the elderly group. A, hepatitis E incidence of epidemic factors, mainly with eating history, dinner, history of going out, OR values were 7.34,5.32 and 2.84. The results of a, hepatitis E prevention and treatment to take targeted measures guiding.