| Value | Category | Cases | |
|---|---|---|---|
| 2 | SOME DIFFICULTY | 20 |
90.9%
|
| 3 | A LOT OF DIFFICULTY | 1 |
4.5%
|
| 4 | CANNOT WALK AT ALL | 1 |
4.5%
|
| 9 | NO RESPONSE | 0 |
0%
|
| Sysmiss | 3530 |