| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 16 |
1.4%
|
| 2 | Mild | 90 |
8%
|
| 3 | Moderate | 375 |
33.3%
|
| 4 | Severe | 535 |
47.6%
|
| 5 | Extreme | 109 |
9.7%
|
| Sysmiss | 3292 |