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目的分析2007—2010年临沂市手足口病的流行特征,探讨流行相关因素,为今后手足口病防治工作重心的确立和防治措施的制订提供科学依据。方法运用描述性流行病学方法,对临沂市2007—2010年手足口病流行病学情况进行分析。结果 2007—2010年报告病例数分别为6 138、6 149、14 697、12 942例;发病高峰期集中在4—7月,发病年龄以≤5岁组为主占95.36%,职业分布主要以散居儿童为主占83.38%,整体呈散发状态。2007—2009年病原型别分别以EV71型、CoxA16型、EV71型为主,2010年1—9月以Cox A16型为主,10—12月以EV71型为主。结论 2007—2010年临沂市手足口病报告发病率基本呈逐年上升趋势,流行有明显的季节性,散居和托幼儿童是发病的主要人群,流行毒株交替进行。
Objective To analyze the epidemiological characteristics of HFMD in Linyi City from 2007 to 2010, and to explore the epidemic related factors to provide a scientific basis for the future establishment of HFMD prevention and control measures and the formulation of prevention and treatment measures. Methods Descriptive epidemiological methods were used to analyze the epidemiology of HFMD in Linyi from 2007 to 2010. Results The number of cases reported in 2007-2010 was 6 138,6 149,14 697,12 942 respectively. The peak incidence peaked from April to July. The age of onset was 95.36% in the group of ≤5 years old. The main occupational distribution was Slightly scattered children accounted for 83.38%, the overall situation was distributed. The pathogen types in 2007-2009 were mainly EV71, CoxA16 and EV71, respectively. Cox A16 was mainly from January to September in 2010, while EV71 was mainly from October to December. Conclusion The incidence of hand-foot-mouth disease in Linyi from 2007 to 2010 basically showed an upward trend year by year. The prevalence was obviously seasonal. Diaspora and nursery children were the major groups with epidemic strains being alternated.