安徽省2008-2009年手足口病流行特征分析

目的 了解手足口病( hand-foot-mouth disease,HFMD)的流行特征和流行规律,为手足口病的防控工作提供科学依据.方法 手足口病发病资料和实验室监测数据均来自疾病监测信息报告系统,采用SPSS 11.5统计软件对数据进行分析,率的比较采用x2检验.结果 安徽省2009年手足口病发病率为92.42/10万,与2008年发病率(43.24/10万)相比上升了113.73％,差异有统计学意义(x2=10 923.55,P＜0.001)；手足口病一年四季均可发病,以春夏之交发病数最多；人群中以5岁以下儿童发病最多,2008年与2009年5岁以下儿童发病分别占总发病数的93.65％和94.91％,其中出现了新生儿发病现象；同一患者可再次发病；城市人群发病水平高于农村；肠道病毒71型( enterovirus 71,EV71)感染机体引起重症手足口病风险较大.结论 安徽省手足口病发病水平普遍较高,在做好全面防控的同时,还应重点做好5岁以下儿童防控工作.

Analysis on the epidemiologic features of hand-foot-mouth disease in Anhui Province, 2008-2009

Objective To understand the epidemiologic feature and discipline of hand-foot-mouth disease（HFMD） and provide scientific evidence for the prevention and control of it.Methods Both morbidity status and testing surveillance data on HFMD were collected from the disease surveillance information reporting system.Analyzed by the statistical software SPSS 11.5,using the chi-square test.Results The morbidity rate of HFMD in 2009 was 92.42/100 000,comparing with it in 2008,the incidence was 113.73% higher in Anhui Province（x2=10 923.55,P0.001）.The morbidity reached the summit when spring was changing into summer,most of the patients were children under 5 years old,the proportion of HFMD in this crowd was respectively 93.65% and 94.91% in total cases in 2008 and 2009,meanwhile,there were also patients who were newborns.The same patient could be attacked again;the incidence of persons form the city was higher than that in countryside.Also,severe cases would more possibly happen when the patients were infected by enterovirus 71.Conclusions The prevalent level of HFMD is higher at present in Anhui Province,it is necessary to make focal point of controlling HFMD under 5 aged children.