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目的了解上海市金山区某民办幼儿园手足口病暴发疫情的流行特征,明确疫情暴发的原因,为手足口病防治提供科学依据。方法对病例开展个案调查并进行描述性分析,采集病例样本进行核酸检测,运用Excel 2007和SPSS17.0进行数据分析。结果此次疫情历时13 d,罹患率为11.39%,死亡2例;病例主要集中在小班;未早期识别是疫情暴发的主要原因;2例病例、1例密切接触者样本核酸检测结果为EV 71阳性。结论本次疫情是由EV 71肠道病毒感染引起,经密切接触传播。应加强健康教育、托幼机构消毒,规范检查制度,以防范手足口病。
Objective To understand the epidemiological characteristics of hand-foot-mouth disease outbreaks in a private kindergarten in Jinshan District of Shanghai and clarify the causes of the outbreak so as to provide a scientific basis for the prevention and treatment of hand-foot-mouth disease. Methods Case investigation and descriptive analysis were carried out. Samples were collected for nucleic acid detection. Data were analyzed by Excel 2007 and SPSS17.0. Results The epidemic lasted for 13 days and the rate of attack was 11.39%. There were 2 deaths. The cases were mainly concentrated in small classes. The early identification was the main cause of the outbreak. The results of two samples and 1 case of close contact samples were EV71 Positive. Conclusion The outbreak was caused by EV 71 enterovirus infection and was transmitted by close contact. Should strengthen health education, nurseries disinfection, standardized inspection system to prevent hand-foot-mouth disease.