| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 5303 |
88.5%
|
| 1 | Mild | 619 |
10.3%
|
| 2 | Moderate | 59 |
1%
|
| 3 | Severe | 5 |
0.1%
|
| 4 | Extreme or can't do | 4 |
0.1%
|
| Sysmiss | 1171 |