| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 57 |
2.6%
|
| 2 | Mild | 124 |
5.6%
|
| 3 | Moderate | 410 |
18.4%
|
| 4 | Severe | 1069 |
47.9%
|
| 5 | Extreme | 573 |
25.7%
|
| Sysmiss | 2184 |