| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 21 |
1%
|
| 2 | Mild | 42 |
1.9%
|
| 3 | Moderate | 214 |
9.9%
|
| 4 | Severe | 1083 |
50%
|
| 5 | Extreme | 804 |
37.2%
|
| Sysmiss | 2253 |