| Value | Category | Cases | |
|---|---|---|---|
| 2 | SOME DIFFICULTY | 147 |
80.8%
|
| 3 | A LOT OF DIFFICULTY | 15 |
8.2%
|
| 4 | CANNOT WALK AT ALL | 19 |
10.4%
|
| 9 | NO RESPONSE | 1 |
0.5%
|
| Sysmiss | 16507 |