Table 1. Characteristics of patients with severe acute respiratory syndrome coronavirus 2 infection in Shenzhen, China, as of February 5, 2020.
| Characteristic | Before Jan 24, n = 166 | Jan 25–Feb 5, n = 199 | p value |
|---|---|---|---|
| Median age (range), y |
52 (1–81) |
40 (1–86) |
<0.001 |
| Age group, no. (%) | <0.001 | ||
| <15 | 4 (2) | 26 (13) | |
| 15–34 | 30 (18) | 44 (22) | |
| 35–54 | 60 (36) | 70 (35) | |
|
>55 |
72 (43) |
59 (30) |
|
| Patient sex, no. (%) | 0.428 | ||
| M | 79 (48) | 103 (52) | |
| F |
87 (52) |
96 (48) |
|
| Exposure history, no. (%) | <0.001 | ||
| Contact with confirmed case-patients | 71 (43) | 109 (55) | |
| Wuhan | 78 (47) | 42 (21) | |
| Cities other than Wuhan in Hubei Province | 7 (4) | 26 (13) | |
| No definite exposure |
10 (6) |
22 (11) |
|
| First visited designated hospital, no. (%) | 22 (13) | 29 (15) | 0.717 |
| Days between illness onset and visiting hospital, median (range) | 3 (0–15) | 1 (0–9) | <0.001 |