济南市某商城新型冠状病毒肺炎聚集性疫情调查  

Investigation and analysis of a cluster of COVID-19 associated with exposure to a shopping mall in Jinan City

作　　者：景睿[1] 刘铁诚[1] 王春荣[1] 胡艳霞[1] 武晶晶[1] 张文茜 耿兴义[1] 阮师漫[1] JING Rui;LIU Tiecheng;WANG Chunrong;HU Yanxia;WU Jingjing;ZHANG Wenqian;GENG Xingyi;RUAN Shiman(Jinan Muniocipal Center for Disease Control and Prevention,Jinan 250021,Shandong,China)

机构地区：[1]济南市疾病预防控制中心,山东济南250021

出　　处：《山东大学学报（医学版）》2020年第4期40-43,53,共5页Journal of Shandong University:Health Sciences

摘　　要：目的通过对济南市某商城新型冠状病毒肺炎聚集性疫情进行分析,探讨可能的传播链条,为下一步防控提供数据支持。方法对确定的8例与济南市某商城相关的新型冠状病毒肺炎病例开展流行病学调查,结合与医生、家属访谈信息,建立Excel数据库,并进行描述性统计分析。结果8例与某商城相关的新型冠状病毒肺炎病例中,4例为员工、2例为顾客、2例为员工家属。5例因症就诊者从发病到首次就诊平均经历4.8 d。8例病例分布在3个小区,4名员工中3例为同柜台同事,另1例为商城不同层的员工。共确定密切接触者777人,其中家庭成员35人、商城工作人员736人、顾客6人。每例病例密切接触者平均为97人。结论商场内聚集性疫情密切接触者数量多,波及范围广,控制难度大;新型冠状病毒感染能够有效人传人,呼吸道飞沫及密切接触是主要传播方式;应重视职工健康申报和因病休假,禁止带病上岗。Objective To analyze a cluster outbreak of COVID-19 associated with exposure to a shopping mall in Jinan City,investigate the possible transmission chain,and provide reference for further prevention and control.Methods An epidemiological survey was conducted on 8 COVID-19 cases associated with a shopping mall,patients’family members were interviewed,and data extracted were entered into an excel database for descriptive statistical analysis.Results Of the 8 cases,4 were employees in a shopping mall,2 were customers,and 2 were employees’family members.The average time from onset to the first visit of 5 patients was 4.8 days.The patients lived in 3 different communities.Three of the four employees worked at the same counter,and one worked on another floor in the mall.A total of 777 close contacts were identified,including 35 family members,736 employees in the mall and 6 customers.The average number of close contacts per case was 97.Conclusion The cluster outbreak in the shopping mall involves a wide range and large number of close contacts,so it is difficult to control.COVID-19 can be transmitted from person to person,and respiratory droplets and close contact are the major ways of transmission.During COVID-19 epidemic,due attention should be paid to employee’health declaration and sick leave in order to avoid transmission in work place.

关 键 词：新型冠状病毒肺炎 聚集性疫情 密切接触者 传播链 

分 类 号：R181.3[医药卫生—流行病学]