| Variables | Cases, n (%) | Controls, n (%) |
| Duration of hospitalization (weeks) |
|
|
| ≤1 | 85 (42.50) | 200 (100) |
| 2 - 4 | 97 (48.50) | _ |
| >4 | 18 (9.00) | _ |
| Hospital outcome |
|
|
| Discharged | 177 (88.50) | 200 (100) |
| Dead | 23 (11.50) | _ |