[Epidemiological analysis on 1 052 cases of COVID-19 in epidemic clusters].
Hong Gan, Yi Zhang, Min Yuan, Xiaoyan Wu, Zhirong Liu, Meng Liu, Jiabing Wu, Shaojun Xu, Lei Gong, Honglyu Xu, Fangbiao Tao
Abstract
Epidemic clusters of COVID-19 were common in many cities outside Wuhan and Hubei. Close contact in family was one of the main causes for the spread of household transmission of the virus. After 4 February, the epidemic clusters were mainly caused by the first generation or second generation cases in local areas, and the time for diagnosis became shorter.
Topics & Concepts
EpidemiologyDemographyCoronavirus disease 2019 (COVID-19)MedicineChinaSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)Confidence intervalCluster (spacecraft)DiseasePediatricsGeographyInternal medicineInfectious disease (medical specialty)Programming languageSociologyComputer scienceArchaeologyCOVID-19 epidemiological studiesData-Driven Disease SurveillanceViral Infections and Outbreaks Research