| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 92 |
9.8%
|
| 2 | Mild | 527 |
56.2%
|
| 3 | Moderate | 200 |
21.3%
|
| 4 | Severe | 68 |
7.3%
|
| 5 | Extreme | 50 |
5.3%
|
| Sysmiss | 3001 |