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目的了解2008-2009年宁德市手足口病疫情特征,为手足口病的预防和控制提供基础资料。方法从国家疾病监测信息管理系统中导出2008-2009年宁德市报告的手足口病个案,应用SPSS软件分析并描述疾病三间分布等流行病学特征。结果 2008-2009年,全市共报告手足口病4 602例,年均发病率为73.21/10万。疫情波及9个县(市、区)118个乡镇。城区、农村发病率分别为117.87/10万、50.25/10万,城区发病率高于农村(χ2=883.14,P<0.01)。绝大多数病例为4岁及以下儿童(92.92%)。49例实验室确诊病例中有48例为肠道病毒71型感染,1例为其他肠道病毒感染,未检出CVA16感染病例。结论 2008-2009年宁德市手足口病主要由肠道病毒71型引起,病例以婴幼儿为主,发病高峰在每年的4～5月和9～11月。
Objective To understand the epidemic characteristics of HFMD in Ningde from 2008 to 2009 and provide the basic information for the prevention and control of HFMD. Methods A case of hand, foot and mouth disease reported in Ningde from 2008 to 2009 was derived from the national disease surveillance information management system. SPSS software was used to analyze and describe the epidemiological characteristics of the three distributions of diseases. Results From 2008 to 2009, a total of 4 602 HFMD cases were reported in the city, with an average annual incidence of 73.21 / 100,000. The outbreak spread to 118 townships in 9 counties (cities and districts). The urban and rural incidence rates were 117.87 / 100000 and 50.25 / 100000, respectively. The incidence of urban area was higher than that of rural areas (χ2 = 883.14, P <0.01). The vast majority of cases were children 4 years of age and younger (92.92%). Of the 49 laboratory confirmed cases, 48 were enterovirus 71 and 1 was other enterovirus infections. No CVA16 infection was detected. Conclusion 2008-2009 Ningde HFMD mainly caused by enterovirus 71, the cases of infants and young children, the peak incidence in the annual April to May and September to November.