Use of contact tracing, isolation, and mass testing to control transmission of covid-19 in China

doi:10.1136/bmj.n2330

. 2021 Dec 1:375:n2330.

doi: 10.1136/bmj.n2330.

Use of contact tracing, isolation, and mass testing to control transmission of covid-19 in China

Yibiao Zhou^{1

2

3}, Honglin Jiang^{4

2

3}, Quanyi Wang⁵, Meixia Yang⁶, Yue Chen⁷, Qingwu Jiang^{4

2

3}

Affiliations

¹ Fudan University School of Public Health, Shanghai, China.
² Key Laboratory of Public Health Safety, Fudan University, Ministry of Education, Shanghai, China.
³ Fudan University Centre for Tropical Disease Research, Shanghai, China.
⁴ Fudan University School of Public Health, Shanghai, China jiangqw@fudan.edu.cn.
⁵ Beijing Centre for Disease Prevention and Control and Beijing Research Centre for Preventive Medicine, Beijing, China.
⁶ Xuhui Centre for Disease Control and Prevention, Shanghai, China.
⁷ School of Epidemiology and Public Health, Faculty of Medicine, University of Ottawa, Ottawa, Ontario, Canada.

PMID: 34853002
PMCID: PMC8634363
DOI: 10.1136/bmj.n2330

Use of contact tracing, isolation, and mass testing to control transmission of covid-19 in China

Yibiao Zhou et al. BMJ. 2021.

. 2021 Dec 1:375:n2330.

doi: 10.1136/bmj.n2330.

Authors

Yibiao Zhou^{1

2

3}, Honglin Jiang^{4

2

3}, Quanyi Wang⁵, Meixia Yang⁶, Yue Chen⁷, Qingwu Jiang^{4

2

3}

Affiliations

¹ Fudan University School of Public Health, Shanghai, China.
² Key Laboratory of Public Health Safety, Fudan University, Ministry of Education, Shanghai, China.
³ Fudan University Centre for Tropical Disease Research, Shanghai, China.
⁴ Fudan University School of Public Health, Shanghai, China jiangqw@fudan.edu.cn.
⁵ Beijing Centre for Disease Prevention and Control and Beijing Research Centre for Preventive Medicine, Beijing, China.
⁶ Xuhui Centre for Disease Control and Prevention, Shanghai, China.
⁷ School of Epidemiology and Public Health, Faculty of Medicine, University of Ottawa, Ottawa, Ontario, Canada.

PMID: 34853002
PMCID: PMC8634363
DOI: 10.1136/bmj.n2330

Abstract

Qingwu Jiang and colleagues discuss China’s experience of contact tracing, isolation, and quarantine of infected people and their contacts, and mass nucleic acid testing in the second phase of the covid-19 epidemic

PubMed Disclaimer

Conflict of interest statement

Competing interests: We have read and understood BMJ policy on declaration of interests and have no relevant interests to declare.

Figures

**Fig 1**
The number of daily new cases of covid-19 in mainland China from January 2020 to January 2021

**Fig 2**
Comparison of the number of people with newly confirmed covid-19 in two areas of Xinjiang region from the first day of each outbreak

See this image and copyright information in PMC

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References

1. National Health Commission of the People’s Republic of China. COVID-19 epidemic notification, http://www.nhc.gov.cn/xcs/yqtb/list_gzbd.shtml. - PMC - PubMed
1. Cauchemez S, Kiem CT, Paireau J, Rolland P, Fontanet A. Lockdown impact on COVID-19 epidemics in regions across metropolitan France. Lancet 2020;396:1068-9.. 10.1016/S0140-6736(20)32034-1 - DOI - PMC - PubMed
1. Te Vrugt M, Bickmann J, Wittkowski R. Effects of social distancing and isolation on epidemic spreading modeled via dynamical density functional theory. Nat Commun 2020;11:5576. 10.1038/s41467-020-19024-0 - DOI - PMC - PubMed
1. Shi Y, Jiang HL, Yang MX, et al. . The precision of epidemiological investigation of COVID-19 transmission in Shanghai, China. Infect Dis Poverty 2021;10:58. 10.1186/s40249-021-00849-w - DOI - PMC - PubMed
1. Rǎdulescu A, Williams C, Cavanagh K. Management strategies in a SEIR-type model of COVID 19 community spread. Sci Rep 2020;10:21256. 10.1038/s41598-020-77628-4 - DOI - PMC - PubMed

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[1] National Health Commission of the People’s Republic of China. COVID-19 epidemic notification, http://www.nhc.gov.cn/xcs/yqtb/list_gzbd.shtml. - PMC - PubMed

[2] National Health Commission of the People’s Republic of China. COVID-19 epidemic notification, http://www.nhc.gov.cn/xcs/yqtb/list_gzbd.shtml. - PMC - PubMed

[3] Cauchemez S, Kiem CT, Paireau J, Rolland P, Fontanet A. Lockdown impact on COVID-19 epidemics in regions across metropolitan France. Lancet 2020;396:1068-9.. 10.1016/S0140-6736(20)32034-1 - DOI - PMC - PubMed

[4] Cauchemez S, Kiem CT, Paireau J, Rolland P, Fontanet A. Lockdown impact on COVID-19 epidemics in regions across metropolitan France. Lancet 2020;396:1068-9.. 10.1016/S0140-6736(20)32034-1 - DOI - PMC - PubMed

[5] Te Vrugt M, Bickmann J, Wittkowski R. Effects of social distancing and isolation on epidemic spreading modeled via dynamical density functional theory. Nat Commun 2020;11:5576. 10.1038/s41467-020-19024-0 - DOI - PMC - PubMed

[6] Te Vrugt M, Bickmann J, Wittkowski R. Effects of social distancing and isolation on epidemic spreading modeled via dynamical density functional theory. Nat Commun 2020;11:5576. 10.1038/s41467-020-19024-0 - DOI - PMC - PubMed

[7] Shi Y, Jiang HL, Yang MX, et al. . The precision of epidemiological investigation of COVID-19 transmission in Shanghai, China. Infect Dis Poverty 2021;10:58. 10.1186/s40249-021-00849-w - DOI - PMC - PubMed

[8] Shi Y, Jiang HL, Yang MX, et al. . The precision of epidemiological investigation of COVID-19 transmission in Shanghai, China. Infect Dis Poverty 2021;10:58. 10.1186/s40249-021-00849-w - DOI - PMC - PubMed

[9] Rǎdulescu A, Williams C, Cavanagh K. Management strategies in a SEIR-type model of COVID 19 community spread. Sci Rep 2020;10:21256. 10.1038/s41598-020-77628-4 - DOI - PMC - PubMed

[10] Rǎdulescu A, Williams C, Cavanagh K. Management strategies in a SEIR-type model of COVID 19 community spread. Sci Rep 2020;10:21256. 10.1038/s41598-020-77628-4 - DOI - PMC - PubMed

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Use of contact tracing, isolation, and mass testing to control transmission of covid-19 in China

Affiliations

Use of contact tracing, isolation, and mass testing to control transmission of covid-19 in China

Authors

Affiliations

Abstract

Conflict of interest statement

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