Volume 27, Number 1—January 2021
Research
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 Siu
Table 2
Clinical characteristics and outcomes of 50 coronavirus disease patients, Hong Kong, February 2020*
| Characteristic | Case-patients, n = 50* |
|---|---|
| Signs and symptoms | |
| Fever at admission | 29 (58.0) |
| Fever during hospitalization | 32 (64.0) |
| Cough | 37 (74.0) |
| Sore throat | 12 (24.0) |
| Shortness of breath | 12 (24.0) |
| Muscle ache | 12 (25.0)† |
| Diarrhea | 7 (14.3)‡ |
| Rhinorrhea | 4 (8.0) |
| Nausea and vomiting | 4 (8.2)‡ |
| Confusion | 1 (2.0) |
| >1 sign or symptom | 41 (82.0) |
| Asymptomatic |
2 (4.0) |
| Complications§ | |
| Acute respiratory distress syndrome | 2 (4.0) |
| Acute respiratory injury | 1 (2.0) |
| Acute renal injury | 5 (10.0) |
| Septic shock | 1 (2.0) |
| >1 complication | 2 (4.0) |
| No complications |
45 (90.0) |
| Radiological findings | |
| Unilateral pneumonia | 11 (22.0) |
| Bilateral pneumonia | 27 (54.0) |
| Multiple areas of mottling and ground- glass opacity | 17 (34.7)‡ |
| No abnormality |
4 (8.0) |
| Coinfection | |
| Other viruses | 0 |
| Bacteria | 2 (4.0)¶ |
| Fungi |
0 |
| Clinical outcome# | |
| In serious condition, ICU admission | 3 (6.0) |
| Hospitalized, in stable condition | 27 (54.0) |
| Discharged |
20 (40.0) |
| Interval from symptom onset to hospital admission, d** | |
| Average (SD) | 8.5 (3.9) |
| Range |
1–26 |
| Length of hospital stay, d†† | |
| Average (SD) | 17.7 (7.7) |
| Range | 8–35 |
*Values are no. (%) except as indicated. ICU, intensive care unit. †Data were missing for 2 patients. ‡Data were missing for 1 patient. §Definitions of complications are provided in Appendix 2 (https://wwwnc.cdc.gov/EID/article/27/1/20-1543-App2.pdf). ¶Moderate growth of Klebsiella aerogenes and Ralstonia pickettii bacteria were obtained from sputum specimens collected from case 38 and 70. #Data cutoff of the clinical outcome of patients was February 28, 2020. **Data from symptomatic patients were excluded. ††Calculated based on the 18 patients who had been discharged as of February 28, 2020.
Page created: November 23, 2020
Page updated: December 21, 2020
Page reviewed: December 21, 2020
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