目的调查分析一起新型冠状病毒肺炎（COVID-19）家庭聚集性疫情流行病学特征，为家庭聚集性疫情的防控提供科学依据。
方法应用现场流行病学方法调查湖南省郴州市Y县邓某家庭新型冠状病毒肺炎聚集性疫情中病例及密切接触者，对流行病学调查资料和数据进行描述性分析，采用实时荧光定量RT-PCR法对采集的呼吸道标本进行新型冠状病毒核酸检测。
结果该起家庭聚集性新型冠状病毒肺炎疫情的传染源为有湖北武汉洪山区居住史的病例邓某，曹某为二代病例，两人是男女朋友关系；两名无症状感染者为邓某共同居住家人。
结论新型冠状病毒肺炎易在家庭内播散，要强化家庭内成员之间防护意识，强化新型冠状病毒肺炎防控知识宣传教育和重点人群管控，避免家庭聚集性疫情发生和传播。
ObjectiveTo investigate epidemic characteristics of a family aggregation COVID-19, and to provide scientific basis for prevention and control of family aggregation epidemic.
Methods]Field epidemiological methods were used to investigate the cases and close contacts of a family aggregation COVID-19 in Y County, Chenzhou City, Hunan Province. Descriptive statistical analysis was used on epidemiological data . The 2019-nCoV nucleic acid was detected by real-time fluorescence quantitative RT-PCR.
ResultsIt was found that Ms. Deng was infected with COVID-19 and became the infectious source of the family aggregation epidemic , who had lived in Wuhan Hubei Province. Her boyfriend Mr. Cao became a second-generation case of COVID-19..Another two asymptomatic but infected persons were family members living with Ms.Deng .
ConclusionCOVID-19 easily spreads within families. The awareness of family members' protection, the education of new coronavirus pneumonia prevention and control in key groups should be strengthened to avoid the occurrence and spread of family aggregation epidemic.
周虹,朱韩武,陈柏塘,等. 湖南省郴州市Y县一起家庭聚集性新型冠状病毒肺炎疫情调查分析[J]. 上海预防医学,2020,32(02)：E009-E009.
DOI:10.19428/j.cnki.sjpm.2020.20078本文所有版权归新冠肺炎平台内容合作期刊所属主办单位所有，版权及其他合作事宜请咨询期刊出版商。
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周虹，朱韩武，陈柏塘，等.湖南省郴州市Y县一起家庭聚集性新型冠状病毒肺炎疫情调查分析[J].上海预防医学，2020，32（3）：
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