| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 49 |
5%
|
| 2 | Mild | 164 |
16.6%
|
| 3 | Moderate | 296 |
30%
|
| 4 | Severe | 375 |
38%
|
| 5 | Extreme | 104 |
10.5%
|
| Sysmiss | 2950 |