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目的了解南县儿童手足口病发病规律、发病的影响因素、感染的病毒类型。方法对南县2008-2011年所有的手足口病例进行分析。结果手足口病发病年龄主要集中在5岁以下,特别是3岁以下人群高发,3岁以下发病人数占总发病人数的74%、患者中有85%属于散居儿童;发病率与人口密度有关(r=0.969),发病率最高的是南洲镇;病原谱构成以EV71型为主,占48%,其次为CoxA16型。结论南县手足口病呈逐年上升趋势,发病主要分布在3岁以下的散居儿童中,应加强疫情监测工作,防治暴发及重症病例的发生。
Objective To understand the incidence of hand-foot-mouth disease in children in Nanxian County, the influencing factors and the type of virus infect. Methods All cases of HFMD in Nanxian county from 2008 to 2011 were analyzed. Results The age of onset of HFMD was mainly below 5 years of age, especially in those under 3 years of age. The number of patients under 3 years of age accounted for 74% of the total, and 85% of the patients were in diaspora. The incidence was related to population density r = 0.969). The highest incidence was Nanzhou Town. The pathogenic spectrum was mainly EV71, accounting for 48%, followed by CoxA16. Conclusion Hand-foot-mouth disease in Nan County is on the rise year by year. The incidence is mainly distributed in children under 3 years of age. Surveillance should be strengthened to prevent outbreaks and severe cases.