| Value | Category | Cases | |
|---|---|---|---|
| 2 | SOME DIFFICULTY | 340 |
75.1%
|
| 3 | A LOT OF DIFFICULTY | 66 |
14.6%
|
| 4 | CANNOT WALK 100 METERS AT ALL | 40 |
8.8%
|
| 9 | NO RESPONSE | 7 |
1.5%
|
| Sysmiss | 19769 |