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目的:探讨宁波市社区散居儿童手足口病的流行特征。方法:对中国疾病预防控制信息系统中2008-2011年宁波市3岁以下散居儿童手足口病个案和病原学监测数据进行描述性流行病学分析。结果:2008-2011年宁波市社区散居儿童共报告手足口病20 838例,其中重症病例149例,死亡7例,报告发病率为1 759/10万,病死率为0.03%。发病高峰为4-7月份,男性多于女性,城郊部发病率最高。肠道病毒EV71型为优势病毒株,但不同类型病例病原构成存在差异,相对于普通病例,重症病例肠道病毒EV71阳性的危险度为1.47。结论:近年来散居儿童手足口病报告病例数上升明显,城郊部是防控重点区域,对家长进行健康宣教是控制散居儿童手足口病疫情的有效措施。
Objective: To explore the epidemiological characteristics of hand-foot-mouth disease in diaspora in Ningbo community. Methods: Descriptive epidemiological analysis of hand, foot and mouth disease cases and etiological surveillance data of children under 3 years of age in Ningbo City from 2008 to 2011 in China’s disease prevention and control information system were conducted. Results: A total of 20 838 hand-foot-mouth disease cases were reported in Ningbo community-based diaspora from 2008 to 2011. Among them, 149 were severe cases and 7 were fatal ones. The reported incidence rate was 1 759/10 million with a case fatality rate of 0.03%. Peak incidence in April-July, more men than women, the highest incidence of suburban. Enterovirus EV71 is the predominant virus strain, but the pathogens of different types of cases are different. Compared with common cases, the EV71 positive rate of severe cases is 1.47. Conclusion: In recent years, the number of cases of hand-foot-mouth disease in scattered children has risen significantly. The suburbs are the key areas for prevention and control. Health education for parents is an effective measure to control hand-foot-mouth disease in dispersed children.