| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 218 |
9.8%
|
| 2 | Mild | 421 |
18.9%
|
| 3 | Moderate | 652 |
29.2%
|
| 4 | Severe | 703 |
31.5%
|
| 5 | Extreme | 236 |
10.6%
|
| Sysmiss | 2187 |