| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO DIFFICULTY | 23 |
79.3%
|
| 2 | SOME DIFFICULTY | 1 |
3.4%
|
| 3 | A LOT OF DIFFICULTY | 2 |
6.9%
|
| 4 | CANNOT WALK 100 M/Y AT ALL | 3 |
10.3%
|
| 9 | NO RESPONSE | 0 |
0%
|
| Sysmiss | 3868 |