Table 1. Demographic and clinical characteristics of the patients and their exposure history.
| Total (N = 58) | Severity | |||
|---|---|---|---|---|
| Symptomatic (N = 45) | Asymptomatic (N = 13) | p-value | ||
| Demographic characteristics | ||||
| Age, median (IQR) | 55.5 (20) | 57 (20) | 52 (14) | 0.28 |
| Gender, N(%) | 0.21 | |||
| Male | 22 (37.9) | 19 (42.2) | 3 (23.1) | - |
| Female | 36 (62.1) | 26 (57.8) | 10 (76.9) | - |
| Exposure history | ||||
| Contact mode, N (%) | 0.056 | |||
| Been to Huanan see market | 1 (1.7) | 1 (2.2) | 0 (0) | - |
| Contact with confirmed family member(s) | 32 (55.2) | 22 (48.9) | 10 (76.9) | - |
| Contact with confirmed friends or colleagues | 3 (5.2) | 1 (2.2) | 2 (15.4) | - |
| Involved in mass gathering | 4 (6.9) | 4 (8.9) | 0 (0) | - |
| Don’t know | 18 (31) | 17 (37.8) | 1 (7.7) | - |
| Number of people in the household, median (IQR) | 3 (2) | 3 (2) | 3 (3) | 0.33 |
| Contact length, N (%) | 0.088 | |||
| Less than 1 hr | 2 (3.5) | 1 (2.2) | 1 (7.7) | - |
| Longer than 1 hr and less than 24 hrs | 6 (10.3) | 5 (11.1) | 1 (7.7) | - |
| Longer than 24 hours | 30 (51.7) | 20 (44.4) | 10 (76.9) | - |
| Don’t know | 20 (34.5) | 19 (42.2) | 1 (7.7) | - |
| Clinical characteristics | ||||
| Any comorbidity, N (%) | 22 (37.9) | 19 (42.2) | 3 (23.1) | 0.21 |
| Hypertension | 13 (22.4) | 11 (24.4) | 2 (15.4) | 0.5 |
| Cardiovascular disease | 3 (5.2) | 3 (6.7) | 0 (0) | 0.34 |
| Diabetes | 6 (10.3) | 6 (13.3) | 0 (0) | 0.16 |
| Chronic liver disease | 1 (1.7) | 1 (2.22) | 0 (0) | 0.59 |
| Smoking | 6 (10.3) | 5 (11.1) | 1 (7.7) | 0.72 |
| WBC (x 109) | 0.374 | |||
| ≥4 and ≤10 | 35 (60.3) | 29 (64.4) | 6 (46.1) | |
| <4 | 1 (1.72) | 1 (2.2) | 0 (0) | |
| >10 | 22 (37.9) | 15 (33.3) | 7 (53.9) | |
| Lymphocyte (%) | 0.463 | |||
| ≥20 and ≤40 | 27 (46.5) | 22 (48.9) | 5 (38.5) | |
| <20 | 8 (13.8) | 7 (15.5) | 1 (7.7) | |
| >40 | 23 (39.7) | 16 (35.6) | 7 (53.8) | |
| CRP (mg/L) | 0.052 | |||
| ≤10 | 17 (29.3) | 16 (35.6) | 12 (92.3) | |
| >10 | 41 (70.7) | 29 (64.4) | 1 (7.7) | |
| Chest CT scan | <0.001 | |||
| None | 10 (17.2) | 3 (6.7) | 7 (53.9) | - |
| Unilateral pneumonia | 12 (20.7) | 9 (20.0) | 3 (23.1) | - |
| Bilateral pneumonia | 36 (62.1) | 33 (73.3) | 3 (23.1) | - |
| Outcome | ||||
| Length of stay (LOS), mean (SD) | 10.3 (4.9) | 10.8 (5.2) | 8.4 (3.4) | 0.12 |