| Value | Category | Cases | |
|---|---|---|---|
| 1 | Light | 289 |
18.1%
|
| 2 | Moderatee | 558 |
34.9%
|
| 3 | Severe | 753 |
47%
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 18237 |