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目的了解攀枝花市2012-2014年重症手足口病流行特征,为手足口病的重点防控提供依据。方法采用描述流行病学方法对2012-2014年攀枝花市手足口病重症病例三间分布和病原学特点进行分析。结果 2012-2014年全市共报告手足口病病例3 300例,其中重症63例,重症比例为1.91%。重症手足口病发病主要集中在4~7月;以散居儿童为主;1~4岁组重症病例占87.30%;男女性别发病率之比为1.62∶1;全市5个县(区)均有重症病例报告,以米易县最多;实验室诊断结果显示重症病例主要病原体为EV 71。结论攀枝花市重症手足口病主要发病季节为春夏季,多发于1~4岁组散居儿童,EV 71是主要病毒类型,应加强流行季节的预防控制和病原学监测。
Objective To understand the epidemiological characteristics of severe hand-foot-mouth disease in Panzhihua City from 2012 to 2014 and provide basis for the prevention and control of hand-foot-mouth disease. Methods Descriptive epidemiological methods were used to analyze the distribution and etiological characteristics of HFMD in Panzhihua from 2012 to 2014. Results A total of 3 300 hand-foot-mouth disease cases were reported in 2012-2014, of which 63 were severe and 1.91% were severe. The incidence of severe hand-foot-mouth disease was mainly in April to July; mainly in scattered children; the severe cases in 1 ~ 4-year-old group accounted for 87.30%; the incidence rate of male to female was 1.62:1; Severe case reports, with the largest number of Miyi County; laboratory diagnosis showed that the major pathogen of severe cases was EV 71. Conclusions The main onset season of HFMD in Panzhihua City is spring-summer, and occurs mainly in children aged 1 to 4 years old. EV 71 is the major virus type. Preventive control and etiological monitoring of epidemic season should be strengthened.