Journal of Shandong University (Health Sciences) ›› 2020, Vol. 58 ›› Issue (4): 32-40.doi: 10.6040/j.issn.1671-7554.0.2020.243

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Consideration about cluster epidemic of 37 COVID-19 cases

LI Xinrui1, GENG Xingyi1, WANG Weiru1, ZHAO Xiaodong1, LIU Lanzheng1, ZHANG Xiaofei2, LÜ Cuixia2, CHANG Caiyun1, LI Zhan1, CUI Liangliang1, RUAN Shiman1   

  1. 1. Jinan Center for Disease Control and Prevention, Jinan 250021, Shandong, China;
    2. Shandong Center for Disease Control and Prevention, Jinan 250014, Shandong, China
  • Published:2022-09-27

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Abstract: 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.

Key words: Coronavirus disease 2019, Cluster, Risk, Prevention and control, Epidemic

CLC Number: 

  • R511
[1] 国家卫生健康委员会. 国家卫生健康委关于新型冠状病毒肺炎暂命名事宜的通知[EB/OL].(2020-02-07)[2020-02-10]. http://www.nhc.gov.cn/mohwsbwstjxxzx/s2908/202002/f15dda000f6a46b2a1ea1377cd804-34d.shtml.
[2] 中华预防医学会新型冠状病毒肺炎防控专家组. 新型冠状病毒肺炎流行病学特征的最新认识[J]. 中华流行病学杂志, 2020, 41(2): 139-144. Special Expert Group for Control of the Epidemic of Novel Coronavirus Pneumonia of the Chinese Preventive Medicine Association. An update on the epidemiological characteristics of novel coronavirus pneumonia(COVID-19)[J]. Chinese Journal of Epidemiology, 2020, 41(2): 139-144.
[3] 济南市卫生健康委员会. 济南市卫生健康委员会信息发布[EB/OL].(2020-2-20)[2020-2-21]. http://jnmhc.jinan.gov.cn/art/2020/2/27/art_50366_4015350.html.
[4] 国家卫生健康委员会. 新型冠状病毒感染的肺炎诊疗方案(试行第6版)[EB/OL].(2020-02-19)[2020-02-21]. http://www.nhc.gov.cn/yzygj/s7653p/202002/8334a8326dd94d329df351d7da8aefc2.shtml.
[5] 中国疾病预防控制中心新型冠状病毒肺炎应急响应机制流行病学组. 新型冠状病毒肺炎流行病学特征分析[J]. 中华流行病学杂志, 2020, 41(2): 145-151. Epidemiology Working Group for NCIP Epidemic Response. The epidemiological characteristics of an outbreak of 2019 novel coronavirus diseases(COVID-19)in China [J]. Chinese Journal of Epidemiology, 2020, 41(2): 145-151.
[6] 张颖, 苏旭, 陈伟, 等. 一起天津市集体单位内新型冠状病毒肺炎聚集性疫情流行病学调查[J]. 中华流行病学杂志, 2020, 41(5): 649-653 ZHANG Ying, SU Xu, CHEN Wei, et al. Epidemiological investigation on a cluster epidemic of COVID-19 in a collective workplace in Tianjin [J]. Chinese Journal of Epidemiology, 2020, 41(5): 649-653.
[7] 国家卫生健康委员会.新型冠状病毒肺炎防控方案(第5版)[EB/OL].(2020-02-21)[2020-02-21]. http://www.nhc.gov.cn/jkj/s3577/202002/a5d6f7b8c48c45-1c87dba14889b30147.shtml.
[8] 李雪秋, 蔡文锋, 黄丽芬, 等. 广州市2003年重症急性呼吸综合征与2020年新型冠状病毒肺炎流行特征对比分析. 中华流行病学杂志, 2020, 41(5): 634-637. LI Xueqiu, CAI Wenfeng, HUANG Lifen, et al. Comparison of epidemic characteristics between SARS in2003 and COVID-19 in 2020 in Guangzhou[J]. Chinese Journal of Epidemiology, 2020, 41(5): 634-637.
[9] Huang C, Wang Y, Li X, et al. Clinical features of patients infected with 2019 novel coronavirus in Wuhan, China [J]. Lancet, 2020, 395(10223): 497-506.
[10] 济南市人民政府.山东省启动重大突发公共卫生事件I级响应[EB/OL].(2020-1-24)[2020-1-24]. http://www.jinan.gov.cn/art/2020/1/24/art_28892_3889554.html.
[11] 济南市卫生健康委. 济南市卫生健康委信息发布(2020年2月27日12-24时). [EB/OL].(2020-2-27)[2020-2-28].http://jnmhc.jinan.gov.cn/art/2020/2/28/art_50366_4019696.html
[12] 崔亮亮, 耿兴义, 赵小冬, 等. 济南市现阶段新型冠状病毒肺炎的流行特征与思考[J]. 山东大学学报(医学版),2020,58(3):52-57. CUI Liangliang, GENG Xingyi, ZHAO Xiaodong, et al. Reflection and epidemiological characteristics of coronavirus disease 2019 in Jinan City[J].Journal of Shandong University(Health Sciences),2020,58(3):52-57.
[13] 李士雪, 单莹. 新型冠状病毒肺炎研究进展述评[J]. 山东大学学报(医学版),2020,58(3):19-25. LI Shixue, SHAN Ying. Latest research advances on novel coronavirus pneumonia [J]. Journal of Shandong University(Health Sciences), 2020, 58(3): 19-25.
[14] Zhu N, Zhang D, Wang W, et al. A novel coronavirus from patients with pneumonia in China, 2019 [J]. N Engl J Med, 2020,382(8):727-733. doi: 10.1056/NEJMoa2001017.
[15] Chan JFW, Kok KH, Zhu Z, et al. Genomic characterization of the 2019 novel human-pathogenic coronavirus isolated from a patient with atypical pneumonia after visiting Wuhan [J]. Emerg Microbes Infect, 2020,9(1):221-236.
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