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Volume 28, Number 10—October 2022
Research

Transmission Dynamics and Effectiveness of Control Measures during COVID-19 Surge, Taiwan, April–August 2021

Andrei R. AkhmetzhanovComments to Author , Hao-Yuan Cheng, Natalie M. Linton, Luis Ponce, Shu-Wan Jian, and Hsien-Ho Lin
Author affiliations: National Taiwan University College of Public Health, Taipei, Taiwan (A.R. Akhmetzhanov, L. Ponce, H.-H. Lin); Taiwan Centers for Disease Control, Epidemic Intelligence Center, Taipei (H.-Y. Cheng, S.-W. Jian); Hokkaido University Graduate School of Medicine, Sapporo, Japan (N.M. Linton)

Main Article

Table

Demographic and clinical characteristics of persons with confirmed COVID-19 cases, by geographic region, Taiwan, April 23, 2021–August 25, 2021*

 No. (%)
Characteristic Taiwan Taipei New Taipei City Other counties
Age group
<17 845 (5.9) 225 (4.6) 410 (6.0) 210 (7.7)
17–34 2,660 (18.4) 642 (13.2) 1,168 (17.0) 850 (31.0)
15–64 7,489 (51.9) 2,629 (54.2) 3,656 (53.3) 1,204 (44.0)
>64
 3,448 (23.9)
 1,354 (27.9)
 1,620 (23.6)
 474 (17.3)
Sex
F 7,149 (49.5) 2,502 (51.6) 3,387 (49.4) 1,260 (46.0)
M
 7,293 (50.5)
 2,348 (51.6)
 3,467 (49.4)
 1,478 (54.0)
Severity
Mild/asymptomatic 11,349 (78.6) 3,807 (78.5) 5,309 (77.5) 2,233 (81.6)
Severe
 3,093 (21.4)
 1,043 (21.5)
 1,545 (22.5)
 505 (18.4)
Known to be symptomatic
No 5,037 (34.9) 1,710 (35.3) 2,193 (32.0) 1,134 (41.4)
Yes
 9,405 (65.1)
 3,140 (64.7)
 4,661 (68.0)
 1,604 (58.6)
Total 14,442 4,850 [33.6] 6,854 [47.5] 2,738 [19.0]

*Parentheses indicate a columnwise fraction of cases within each group. Brackets indicate a rowwise proportion of cases.

Main Article

Page created: August 23, 2022
Page updated: September 20, 2022
Page reviewed: September 20, 2022
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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