摘要
目的了解新冠肺炎聚集性疫情流行特征,为下一步防控策略提供依据。方法采用普查的调查方法对2020年1月24日至2月11日报告的济南市37例新型冠状病毒肺炎聚集性病例的人口学、危险因素暴露史、传播力、就医服务和临床症状等流行特征进行横断面研究。结果济南市新冠肺炎聚集性疫情共有9起,首发病例中8例有湖北武汉相关危险因素暴露史,潜伏期中位数为9 d,传染人数中位数为3人,接触方式以共同居住为主。临床病例分型以普通型为主。25例已经治愈并出院。结论新冠肺炎病毒传播力较强,济南市新冠肺炎聚集性疫情多以近距离接触传播引起。建议要继续坚持综合防控措施,控制新冠肺炎疫情的传播。
Objective To summarize the cluster epidemic characteristics of coronavirus disease 2019(COVID-19)in Jinan City in order to provide reference for further preventive measures.Methods A cross-sectional study was conducted on the demography,exposure history of risk factors,transmission capacity,medical services and clinical symptoms of 37 COVID-19 cases confirmed during Jan.24 and Feb.11,2020.Results There were 9 cluster outbreaks in Jinan City.Among the initial cases,8 had exposure history of Wuhan City.The median incubation period was 9 days and the median number of infection was 3.The main contact mode was living together.Most cases were common type.So far 25 patients were cured and discharged.Conclusion The SARS-CoV-2 is highly infectious.The clusters of COVID-19 in Jinan City are mainly caused by close contact.Comprehensive measures are recommended to control the spread of the epidemic.
作者
李新蕊
耿兴义
王蔚茹
赵小冬
刘岚铮
张晓菲
吕翠霞
常彩云
李战
崔亮亮
阮师漫
LI Xinrui;GENG Xingyi;WANG Weiru;ZHAO Xiaodong;LIU Lanzheng;ZHANG Xiaofei;LV Cuixia;CHANG Caiyun;LI Zhan;CUI Liangliang;RUAN Shiman(Jinan Center for Disease Control and Prevention,Jinan 250021,Shandong,China;Shandong Center for Disease Control and Prevention,Jinan 250014,Shandong,China)
出处
《山东大学学报（医学版）》
CAS
北大核心
2020年第4期32-35,共4页
Journal of Shandong University:Health Sciences
关键词
新型冠状病毒肺炎
聚集性
风险
防控
疫情
Coronavirus disease 2019
Cluster
Risk
Prevention and control
Epidemic
