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目的分析2004-2009年泉州市甲型病毒性肝炎(甲肝)流行病学特征,为制定甲肝控制策略提供科学依据。方法采用描述流行病学方法进行分析。结果 2004-2009年泉州市甲肝累计报告1 029例,年均报告发病率为2.28/10万,疫情平稳,病例高度散发。分年份分地区统计,鲤城、石狮、晋江和南安各年份均处于全市较高的发病水平,泉港、惠安、安溪、德化则位于较低的发病水平;一年四季均有病例发生,无明显季节高峰;发病均以20～49岁的青壮年为主,占62.39%,10岁以下儿童发病率最低;职业以农民、工人和民工为主;男性发病率高于女性。结论泉州市甲肝防控的重点人群为20～49岁的农民、工人和民工。
Objective To analyze the epidemiological characteristics of hepatitis A virus in Quanzhou from 2004 to 2009 and provide a scientific basis for the development of hepatitis A control strategy. Methods Descriptive epidemiological methods were used for analysis. Results A total of 1 029 hepatitis A cases were reported in Quanzhou from 2004 to 2009, with an average annual incidence of 2.28 per 100 000. The epidemic was stable and the cases were highly distributed. According to the regional statistics by year, Licheng, Shishi, Jinjiang and Nanan all have relatively high incidence in the whole city. Quangang, Huian, Anxi and Dehua are all at a relatively low incidence; all the cases occur in all the year, No significant seasonal peak; the incidence of 20 to 49-year-old young and middle-aged, accounting for 62.39%, the lowest incidence of children under the age of 10; occupation to farmers, workers and migrant workers; male morbidity than women. Conclusion The key population of prevention and control of hepatitis A in Quanzhou is the peasants, workers and migrant workers aged from 20 to 49.