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目的通过分析2009-2015年万州区手足口病的流行特征,为制定有效防控措施提供科学依据。方法运用描述性流行病学方法对资料进行分析。结果万州区2009-2015年累计报告手足口病11 304例,其中重症77例,死亡12例。发病年龄主要为5岁以下儿童,占发病数的93.57%,散居儿童和幼托儿童分别占发病总数的63.35%和32.27%。于5-7月和10-12月出现两个发病高峰。430例实验室诊断病例中,肠道病毒EV71阳性196例(占45.58%),Cox A16阳性122例占(28.37%),其它肠道病毒阳性112例(占26.05%)。结论 2009-2015年万州区手足口病高发,病原体以EV71为主,需在5-7月和11-12月对重点地区和人群采取综合防控措施,以降低手足口病的暴发和流行。
Objective To analyze the prevalence of hand-foot-mouth disease in Wanzhou District from 2009 to 2015 and provide a scientific basis for effective prevention and control measures. Methods Descriptive epidemiological methods were used to analyze the data. Results Wanzhou District reported a total of 11 304 hand-foot-mouth disease cases in 2009-2015, including 77 severe cases and 12 deaths. The age of onset was mainly for children under 5 years of age, accounting for 93.57% of the cases. Diving and child care children accounted for 63.35% and 32.27% of the total respectively. There were two peak incidences in May-July and October-December. Of the 430 laboratory diagnosed cases, 196 (45.58%) were positive for enterovirus EV71, 122 (28.37%) were Cox A16 positive, and 112 (26.05%) were other enterovirus positive. Conclusion From 2009 to 2015, hand-foot-mouth disease in Wanzhou District is high and EV71 is the main pathogen. Comprehensive prevention and control measures should be taken in key areas and populations in May-July and November-December to reduce the outbreak and prevalence of hand-foot-mouth disease.