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Epidemiological Investigation and Analysis of a COVID-19 Cluster in Jingxi, Guangxi

Received: 22 September 2022     Accepted: 10 October 2022     Published: 21 October 2022
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Abstract

Since December 2019, it has been 3 years since the global outbreak of new coronavirus pneumonia. New coronaviruses have been constantly changing. The Omicron variant has become the global epidemic of now coronavirus pneumonia has not been effectively controlled. Since the beginning of this year, China has witnessed the Outbreak of omicron subtype BA.1 and BA.2 mutants. Objective To analyze the characteristics of a COVID-19 outbreak in Jingxi City from February 5 to 11, 2022, to provide a reference for the formulation of epidemic prevention and control measures in the future. Methods Apply descriptive epidemiological methods to analyze the characteristics of the epidemic and the investigation and disposal work. Results From February 5 to 11, 2022. Jingxi City reported a total of 32 confirmed cases of COVID-19, including 12 mild cases (37.50%), 19 ordinary cases (59.38%), 1 severe case (3.12%), and no deaths. case occurred. The type of transmission was 21 cases (65.62%) of family members gathering at the same meal, and 11 cases (34.38%) of daily contact transmission. The source of infection of most cases was related to the transmission chain of gathering meals, and then spread through family and community transmission. Conclusion The original outbreak in Jingxi City was a secondary local outbreak of imported cases of Omicron subtype BA. 1 variant strains imported from Debao county, Baise City, Guangxi. Jingxi City took timely and decisive measures to close the whole region, and strictly controlled the closed and controlled areas, control areas and prevention areas, and the epidemic was quickly and effectively controlled.

Published in International Journal of Infectious Diseases and Therapy (Volume 7, Issue 3)
DOI 10.11648/j.ijidt.20220703.12
Page(s) 46-52
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2022. Published by Science Publishing Group

Keywords

COVID-19, Epidemiology, Clusters, Chains of Transmission

References
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[2] Gorbalenya AE, Baker SC, Baric RS, et al. Severe acute respiratory syndrome-related Coronavirus: The species and its viruses-a statement of the Coronavirus Study Group [J/OL]. (2020-02-11) [2020-03-03]. https://www.biorxiv.org/content/10.1101//2020.02.07.937862v1.
[3] Shen KL, Yang YH, Wang TY, et al (2020). Diagnosis, treatment and Prevention of 2019 novel coronavirus infection in children: experts’ consensus statement, World J Pediatr, 16 (3): 232-239.
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[5] Jia Lei, Wang Xiaoli, Wu Shuangsheng, et al (2021). Epidemiological characteristics of the aggregated epidemic of COVID-19 in Shunyi District, Beijing, International Journal of Virology, 28 (5): 379-383.
[6] Miao Ruifen, Ma Tao, Hong Lei, et al (2021). Epidemiological analysis of the COVID-19 Pneumonia aggregative epidemic caused by an imported case in Nanjing City, modem preventive medicine, 48 (4): 2655-2659.
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[9] National Health Commission of the people’s Republic of China (2020). Announcement No. 1 of the National Health Commission of the people’s Republic of China in 2020 [EB/OL]. (2020-01-20) [2020-03-02]. http://www.gov.cn/zhengceku/2020-01/21/content-5471164.htm.
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[11] Zhao Han, Li Baisong, Xia Yu, et al (2020). Investigation and Analysis on the transmission chain of a novel coronavirus pneumonia cluster, Chinese Journal of epidemiology, 41 (12): 2015-2019.
[12] Phan LT, Nguyen TV, Luong QC, et al (2020). Importation and human-to-human transmission of a novel coronavirus in Vietnam, New England Journal of Medicine, 382 (9): 872-874.
[13] Epidemiology Group of the emergency response mechanism of novel coronavirus pneumonia China Center for Disease Control and prevention (2020). Analysis of epidemiological characteristics of novel coronavirus pneumonia, Chinese Journal of epidemiology, 41 (2): 145-151.
[14] Jones NR, Qureshi Zu, Temple RJ, et al (2020). Two metres or one: what is the evidence for physical distancing in COVID-19, BMJ, 370: m3223, DOI: 10.1136/bmj.m3223.
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Cite This Article
  • APA Style

    Wang Fuchun, Fang Teng, Liang Guoyue, Nong Juan. (2022). Epidemiological Investigation and Analysis of a COVID-19 Cluster in Jingxi, Guangxi. International Journal of Infectious Diseases and Therapy, 7(3), 46-52. https://doi.org/10.11648/j.ijidt.20220703.12

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    ACS Style

    Wang Fuchun; Fang Teng; Liang Guoyue; Nong Juan. Epidemiological Investigation and Analysis of a COVID-19 Cluster in Jingxi, Guangxi. Int. J. Infect. Dis. Ther. 2022, 7(3), 46-52. doi: 10.11648/j.ijidt.20220703.12

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    AMA Style

    Wang Fuchun, Fang Teng, Liang Guoyue, Nong Juan. Epidemiological Investigation and Analysis of a COVID-19 Cluster in Jingxi, Guangxi. Int J Infect Dis Ther. 2022;7(3):46-52. doi: 10.11648/j.ijidt.20220703.12

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  • @article{10.11648/j.ijidt.20220703.12,
      author = {Wang Fuchun and Fang Teng and Liang Guoyue and Nong Juan},
      title = {Epidemiological Investigation and Analysis of a COVID-19 Cluster in Jingxi, Guangxi},
      journal = {International Journal of Infectious Diseases and Therapy},
      volume = {7},
      number = {3},
      pages = {46-52},
      doi = {10.11648/j.ijidt.20220703.12},
      url = {https://doi.org/10.11648/j.ijidt.20220703.12},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijidt.20220703.12},
      abstract = {Since December 2019, it has been 3 years since the global outbreak of new coronavirus pneumonia. New coronaviruses have been constantly changing. The Omicron variant has become the global epidemic of now coronavirus pneumonia has not been effectively controlled. Since the beginning of this year, China has witnessed the Outbreak of omicron subtype BA.1 and BA.2 mutants. Objective To analyze the characteristics of a COVID-19 outbreak in Jingxi City from February 5 to 11, 2022, to provide a reference for the formulation of epidemic prevention and control measures in the future. Methods Apply descriptive epidemiological methods to analyze the characteristics of the epidemic and the investigation and disposal work. Results From February 5 to 11, 2022. Jingxi City reported a total of 32 confirmed cases of COVID-19, including 12 mild cases (37.50%), 19 ordinary cases (59.38%), 1 severe case (3.12%), and no deaths. case occurred. The type of transmission was 21 cases (65.62%) of family members gathering at the same meal, and 11 cases (34.38%) of daily contact transmission. The source of infection of most cases was related to the transmission chain of gathering meals, and then spread through family and community transmission. Conclusion The original outbreak in Jingxi City was a secondary local outbreak of imported cases of Omicron subtype BA. 1 variant strains imported from Debao county, Baise City, Guangxi. Jingxi City took timely and decisive measures to close the whole region, and strictly controlled the closed and controlled areas, control areas and prevention areas, and the epidemic was quickly and effectively controlled.},
     year = {2022}
    }
    

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  • TY  - JOUR
    T1  - Epidemiological Investigation and Analysis of a COVID-19 Cluster in Jingxi, Guangxi
    AU  - Wang Fuchun
    AU  - Fang Teng
    AU  - Liang Guoyue
    AU  - Nong Juan
    Y1  - 2022/10/21
    PY  - 2022
    N1  - https://doi.org/10.11648/j.ijidt.20220703.12
    DO  - 10.11648/j.ijidt.20220703.12
    T2  - International Journal of Infectious Diseases and Therapy
    JF  - International Journal of Infectious Diseases and Therapy
    JO  - International Journal of Infectious Diseases and Therapy
    SP  - 46
    EP  - 52
    PB  - Science Publishing Group
    SN  - 2578-966X
    UR  - https://doi.org/10.11648/j.ijidt.20220703.12
    AB  - Since December 2019, it has been 3 years since the global outbreak of new coronavirus pneumonia. New coronaviruses have been constantly changing. The Omicron variant has become the global epidemic of now coronavirus pneumonia has not been effectively controlled. Since the beginning of this year, China has witnessed the Outbreak of omicron subtype BA.1 and BA.2 mutants. Objective To analyze the characteristics of a COVID-19 outbreak in Jingxi City from February 5 to 11, 2022, to provide a reference for the formulation of epidemic prevention and control measures in the future. Methods Apply descriptive epidemiological methods to analyze the characteristics of the epidemic and the investigation and disposal work. Results From February 5 to 11, 2022. Jingxi City reported a total of 32 confirmed cases of COVID-19, including 12 mild cases (37.50%), 19 ordinary cases (59.38%), 1 severe case (3.12%), and no deaths. case occurred. The type of transmission was 21 cases (65.62%) of family members gathering at the same meal, and 11 cases (34.38%) of daily contact transmission. The source of infection of most cases was related to the transmission chain of gathering meals, and then spread through family and community transmission. Conclusion The original outbreak in Jingxi City was a secondary local outbreak of imported cases of Omicron subtype BA. 1 variant strains imported from Debao county, Baise City, Guangxi. Jingxi City took timely and decisive measures to close the whole region, and strictly controlled the closed and controlled areas, control areas and prevention areas, and the epidemic was quickly and effectively controlled.
    VL  - 7
    IS  - 3
    ER  - 

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Author Information
  • Jingxi City Conter for Disease Control and Prevention, Jingxi, China

  • Jingxi City Conter for Disease Control and Prevention, Jingxi, China

  • Jingxi City Conter for Disease Control and Prevention, Jingxi, China

  • Jingxi City Conter for Disease Control and Prevention, Jingxi, China

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