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目的分析灌云县手足口病聚集性疫情流行病学特征,为制定切实可行的手足口病预防措施提供依据。方法病例资料来源于中国疾病预防控制信息系统和现场流行病学调查,采用描述性流行病学进行相关分析。结果 2011—2012年共报告19起手足口病聚集性疫情,共51例病例,无重症、死亡病例,89.47%(17/19)疫情由灌云县人民医院报告。疫情持续时间中位数为18d(14~33d)。73.68%(14/19)疫情发生在家庭。发病年龄7月龄~6岁,64.71%为≤3岁散居儿童。疫情主要集中在4—7月。实验室检测阳性率为66.67%(30/45),其中CoxA16、EV71、其他肠道病毒分别占20.00%、56.67%、23.33%。结论加强幼托机构传染病管理、关注留守儿童、提高监测敏感性是有效控制手足口病的关键措施。
Objective To analyze the epidemiological characteristics of HFMD epidemic in Guanyun County and provide evidence for the development of practical measures for preventing HFMD. Methods The case data were collected from China’s disease prevention and control information system and on-site epidemiological survey, and the descriptive epidemiology was used to carry out the correlation analysis. Results A total of 19 cases of HFMD were reported in 2011-2012. A total of 51 cases were reported without serious illness and deaths. 89.47% (17/19) of the outbreaks were reported by People’s Hospital of Guanyun County. The median duration of the outbreak was 18 days (14-33 days). 73.68% (14/19) outbreak occurred in the family. Age of onset of 7 months to 6 years old, 64.71% for ≤ 3-year-old diaspora. The epidemic mainly concentrated in April-July. The positive rate of laboratory tests was 66.67% (30/45), of which CoxA16, EV71 and other enteroviruses accounted for 20.00%, 56.67% and 23.33% respectively. Conclusion The key measures to effectively control hand-foot-mouth disease are to strengthen the management of infectious diseases in child-care institutions, pay attention to left-behind children and improve monitoring sensitivity.