| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved | 0 |
0%
|
| 2 | Stayed the same | 0 |
0%
|
| 3 | Worsened | 0 |
0%
|
| 4 | I do not know / I do not want to answer | 63 |
100%
|
| Sysmiss | 15418 |