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Epidemiological Trends of Coronavirus Disease 2019 in China

Bilin Chen1, Huanhuan Zhong1, Yueyan Ni2

  • 1Department of Respiratory and Critical Care Medicine, Jinling Hospital, Medical School of Nanjing University, Nanjing, China.

Frontiers in Medicine
|June 24, 2020
PubMed

Insights

Strict containment measures in China, including Wuhan

Area of Science:

  • Epidemiology
  • Public Health

Background:

  • The Coronavirus Disease 2019 (COVID-19) epidemic emerged in Wuhan, China, leading to rapid global spread.
  • China implemented unprecedented, strict containment measures, including the Wuhan city lockdown, starting January 23, 2020.
  • Epidemiological data collection was initiated to analyze the COVID-19 epidemic trend within China.

Purpose of the Study:

  • To analyze the epidemiological trend of the COVID-19 epidemic in China.
  • To evaluate the effectiveness of implemented containment strategies.

Main Methods:

  • Systematic tracking of Chinese and global official websites for COVID-19 epidemiological data.
  • Presentation of total and daily new confirmed COVID-19 cases in China.
  • Analysis of case trends in Hubei province and other regions of China.

Main Results:

  • Confirmed COVID-19 cases in China rose from 835 on January 23, 2020, to 75,993 by February 20, 2020.
  • Daily new cases outside Hubei peaked early and declined significantly within 28 days.
  • Hubei province also observed a decrease in daily new cases starting mid-February.

Conclusions:

  • The COVID-19 epidemic has been largely contained within China.
  • China's stringent public health interventions offer valuable lessons for global epidemic control.
  • Early and strict implementation of containment measures is crucial for preventing widespread transmission.

Keywords:
Coronavirus disease 2019coronavirusdisease controlepidemiologyinfection

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