| Value | Category | Cases | |
|---|---|---|---|
| 0 | No severe | 0 |
0%
|
| 1 | Most severe | 9 |
33.3%
|
| 2 | Second most severe | 10 |
37%
|
| 3 | Third most severe | 8 |
29.6%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 1698 |