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目的分析云阳县手足口病的流行特征,为防控提供依据。方法根据中国疾病预防控制传染病疫情信息监测系统报告数据,应用描述流行病学方法对云阳县2011年手足口病发病资料进行分析。结果 2011年全县共报告手足口病1 384例,年发病率为103.1/10万,死亡5例;42个乡镇均有发病,发病率为6.7/10万~382.5/10万;全年各月均有病例报告,5、6月(占45.1%)和12月(占26.3%)居多;5岁以下儿童占81.9%,以1岁(27.5%)和2岁(22.5%)儿童居多;病原学检测117例,阳性率为72.7%,EV71占42.4%,Cox A16占21.2%,其他肠道病毒占36.5%;重症病例检测22例,以EV71型为主(占82.6%),死亡病例均为EV71毒株。结论疫情以5、6和12月为发病高峰,低年龄儿童为主,病原构成以EV71和CoxA16感染为主。
Objective To analyze the epidemiological characteristics of hand, foot and mouth disease in Yunyang County and provide the basis for prevention and control. Methods According to the report data of epidemic situation monitoring system of disease prevention and control in China, the descriptive epidemiological method was used to analyze the incidence of hand-foot-mouth disease in Yunyang County in 2011. Results In 2011, a total of 1 384 hand-foot-mouth disease cases were reported in the county, with an annual incidence rate of 103.1 / 100,000 and 5 deaths. All 42 towns and townships were affected with a prevalence of 6.7 / 100,000 to 382.5 / The average number of cases was reported in May and June (45.1%) and December (26.3%) respectively. Children under 5 years old accounted for 81.9%, mostly children aged 1 year (27.5%) and 2 years (22.5%). The etiological detection of 117 cases, the positive rate was 72.7%, EV71 accounted for 42.4%, Cox A16 accounted for 21.2%, other enterovirus 36.5%; severe cases detected in 22 cases, the EV71-based (82.6%), the deaths EV71 strain. Conclusion The incidence peaked in June, June and December, especially in children with low age. The pathogen mainly consisted of EV71 and CoxA16 infection.