| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 124 |
5.6%
|
| 2 | Mild | 147 |
6.6%
|
| 3 | Moderate | 427 |
19.1%
|
| 4 | Severe | 991 |
44.4%
|
| 5 | Extreme | 544 |
24.4%
|
| Sysmiss | 2184 |