| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 5338 |
89.1%
|
| 1 | Mild | 460 |
7.7%
|
| 2 | Moderate | 69 |
1.2%
|
| 3 | Severe | 20 |
0.3%
|
| 4 | Extreme or can't do | 103 |
1.7%
|
| Sysmiss | 1171 |