目的 分析2015-2019年临颍县手足口病发病趋势,了解手足口病流行特征。方法 通过“中国疾病预防控制信息系统-传染病报告信息管理系统”收集2015-2019年临颍县手足口病监测资料,应用Excel和SPSS 24.0软件对数据进行分析,采用描述性流行病学方法对临颍县近5年手足口病的疫情概况、流行病学特征和病原学检测结果进行分析。结果 2015-2019年临颍县报告手足口病病例951例,年均报告发病率为26.07/10万;全年均有发病,呈典型“双峰”分布,5月和11月份为高发时间;不同乡镇间发病差异大;发病年龄以5岁以下儿童为主,占96.53%,其中1~2岁婴幼儿发病最高,病例数占47.74%。男性发病率高于女性。其他肠道病毒逐步成为感染的优势毒株。结论 2015-2019年临颍县手足口病发病率基本呈逐年下降趋势,防控工作重点关注每年5月前后和11月前后以及1~2岁婴幼儿的手足口病发病情况。

Objective To analyze the incidence trend of hand foot mouth disease (HFMD) in Linying County from 2015 to 2019 and understand the epidemic characteristics of hand foot mouth disease. Methods The epidemic data of HFMD in Linying County from 2015 to 2019 were derived from the Chinese disease prevention and control information system.The data were processed by Excel and SPSS 24.0 software.The epidemic situation,epidemiological characteristics and pathogenic detection results of HFMD in Linying County in Henan Province in the past five years were analyzed by descriptive epidemiological method. Results From 2015 to 2019,951 cases of hand foot mouth disease were reported in Linying County.The annual incidence rate was 26.07/10 million.The incidence was typical in the whole year,and was high in May and November.The distribution was typical "bimodal".There was a great difference in the incidence among different villages and towns.The main age of onset was children under 5 years old,accounting for 96.53%.The incidence of infants aged 1-2 years old was the highest,accounting for 47.74%.The incidence rate of male is higher than that of female.Other enteroviruses gradually become the dominant strains of infection. Conclusion The incidence rate of HFMD in Linying County decreased year by year from 2015 to 2019.The prevention and control work should be focused on key periods (around May and November) and key groups (1-2-year-old infants).