2014年贵州省手足口病家庭聚集性疫情流行病学特征

Epidemiological characteristics of familial aggregation of hand-foot-and-mouth disease in Guizhou Province in 2014

目的了解贵州省手足口病家庭聚集性疫情流行特征,为贵州省手足口病防控提供参考。方法对贵州省2014年手足口病家庭聚集性疫情资料采用描述流行病学方法进行分析。结果贵州省2014年9个市/州共报告手足口病家庭聚集性疫情1 051起,发病2 137例。家庭聚集性疫情病例发生率为4.20%,农村高于城市,以散居儿童发病(80.07%)为主。单一感染以肠道通用病毒(EV)为主(160例,占42.22%),其次为柯萨奇病毒A组16型(CoxA16)(107例,占28.23%),混合感染以CoxA16+EV最多(34例,占8.97%),重症29例。结论农村散居儿童是贵州省手足口病家庭聚集性疫情防控的重点。

[Objective] To understand the epidemiological characteristics of familial aggregation of hand-foot-and-mouth disease in Guizhou Province,provide reference for prevention and control of hand-foot-and-mouth disease in Guizhou Province.[Methods]De-scriptive epidemiological analysis was used to analyze the epidemic data of familial aggregation of hand-foot-andmouth disease in Guizhou Province in 2014.[Results]Totally 1 051 familial aggregation events of hand-foot-and-mouth disease were reported in 9 cities/states of Guizhou Province,including 2 137 cases. The incidence rate of familial aggregation cases was 4.20%,and the rate in rural area was higher than that in urban area. The cases of scattered children accounted for 80.07%. The single infection cases were mainly caused by EV（160 cases,accounting for 42.22%）,followed by CoxA16（107 cases,accounting for 28.23%）. The mixed infection cases were mainly caused by CoxA16＋EV（34 cases,accounting for 8.97%）,and there were 29 severe cases.[Conclusion]The prevention and control of familial aggregation of hand-foot-and-mouth disease in Guizhou Province should focus on the scattered children in rural areas.