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Volume 27, Number 1—January 2021

Territorywide Study of Early Coronavirus Disease Outbreak, Hong Kong, China

Kenneth Siu-Sing Leung, Timothy Ting-Leung Ng, Alan Ka-Lun Wu, Miranda Chong-Yee Yau, Hiu-Yin Lao, Ming-Pan Choi, Kingsley King-Gee Tam, Lam-Kwong Lee, Barry Kin-Chung Wong, Alex Yat Man Ho, Kam-Tong Yip, Kwok-Cheung Lung, Raymond Wai-To Liu, Eugene Yuk-Keung Tso, Wai-Shing Leung, Man-Chun Chan, Yuk-Yung Ng, Kit-Man Sin, Kitty Sau-Chun Fung, Sandy Ka-Yee Chau, Wing-Kin To, Tak-Lun Que, David Ho-Keung Shum, Shea Ping Yip, Wing Cheong Yam, and Gilman Kit-Hang SiuComments to Author 
Author affiliations: The University of Hong Kong, Hong Kong, China (K.S.-S. Leung, K.K.-G. Tam, W.C. Yam); The Hong Kong Polytechnic University, Hong Kong (T.T.-L. Ng, H.-Y. Lao, M.-P. Choi, L.-K. Lee, D.H.-K. Shum, S.P. Yip, G.K.-H. Siu); Pamela Youde Nethersole Eastern Hospital, Hong Kong (A.K.-L. Wu, M.C.-Y. Yau, K.-C. Lung); United Christian Hospital, Hong Kong (B.K.-C. Wong, E.Y.-K. Tso, K.S.-C. Fung, S.K.-Y. Chau); Princess Margaret Hospital, Hong Kong (A.Y.-M. Ho, W.-S. Leung, M.-C. Chan, W.-K. To); Tuen Mun Hospital, Hong Kong (K.-T. Yip, Y.-Y. Ng, K.-M. Sin, T.-L. Que); Ruttonjee Hospital, Hong Kong (R.W.-T. Liu)

Main Article

Table 1

Demographics, travel record, and baseline medical history of 50 coronavirus disease patients, Hong Kong, February 2020*

Characteristic Case-patients, n = 50
Age group, y
Mean (SD) 55.2 (19.5)
Range 22–96
<30 8 (16.0)
31–40 5 (10.0)
41–50 6 (12.0)
51–60 11 (22.0)
61–70 10 (20.0)
10 (20.0)
F 27 (54.0)
23 (46.0)
Travel record <14 d before symptom onset 7 (14.0)
Wuhan, Hubei Province, China 3 (6.0)
Other regions in mainland China 1 (2.0)
Regions outside mainland China 3 (6.0)
No travel record
43 (86.0)
Chronic medical illnesses 18 (36.0)
Cardiovascular and cerebrovascular diseases 14 (28.0)
Endocrine system diseases 11 (22.0)
Nervous system diseases 5 (10.0)
Digestive system diseases 4 (8.0)
Malignant tumor
1 (2.0)
*Values are no. (%) except as indicated.

Main Article

Page created: November 23, 2020
Page updated: December 21, 2020
Page reviewed: December 21, 2020
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.