目的 分析阜阳市新型冠状病毒肺炎聚集性疫情流行病学特征,为科学防控提供技术依据。方法 阜阳市新型冠状病毒肺炎聚集性疫情资料来自中国疾病预防控制中心突发公共卫生事件报告信息系统,结合现场流行病学调查资料进行描述分析。结果 2020年阜阳市累计报告31起新型冠状病毒肺炎聚集性疫情,其中确诊病例 86例,无症状感染者3例,无死亡病例。病例以普通型为主,占86.05%。报告新型冠状病毒肺炎聚集性疫情较多的有临泉县(8起,占25.81%)、阜南县(7起,占22.58%)、颍泉区(5起,占16.13%)。疫情起数以及发病数在2月6日达到高峰。男女病例数比为1∶1.02,平均年龄41.80岁,其中15岁以上儿童7例(占7.87%),职业以农民为主,占63.54%。家庭聚集性疫情27起(占87.10%)。所有疫情中首发病例来自武汉市或接触武汉地区的人员有12起,占38.71%。结论 阜阳市新型冠状病毒肺炎聚集性疫情以家庭型聚集性疫情为主,应关注重点场所及人群的聚集性疫情,加强防控知识的宣传,落实各项防控措施,防止聚集性疫情蔓延。

Objective To analyze the cluster epidemic characteristics of COVID-19 in Fuyang City,and to provide technical basis for scientific prevention and control. Methods The data of COVID-19 of Fuyang City were collected from the Public Health Emergency Reporting System of Chinese Center for Disease Control and Prevention,and combined field epidemiological investigation data for description and analysis. Results In 2020,a total of 31 cluster outbreaks of COVID-19 were reported in Fuyang City,with 86 confirmed cases 3 asymptomatic infections,and no deaths.The main cases were common type,accounting for 86.05%.The most three areas for outbreak of COVID-19 cluster epidemics were Linquan County (8 cases,accounting for 25.81%),Funan County (7 cases,accounting for 22.58%),and Yingquan District (5 cases,accounting for 16.13%).The number of outbreaks and cases peaked on February 6.The ratio of male to female cases was 1:1.02,and the average age was 41.80 years old,of which 7 cases (accounting for 7.87%) were children over 15 years old.The major occupation of cases were farmer,accounting for 63.54%.27 cases were family cluster outbreak (accounting for 87.10%).Among all the cluster outbreaks,12 cases were first reported from or in contact with people in Wuhan.(accounting for 38.71%). Conclusion The cluster epidemics of COVID-19 in Fuyang City was mainly family cluster outbreak.It should be pay attention to the prevention and control of key places and people and strengthen the publicity of prevention and control knowledge.Meanwhile,various prevention and control measures should be implemented to prevent the spread of cluster epidemics.