| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 3 |
1%
|
| 2 | Became somewhat worse | 13 |
4.2%
|
| 3 | Stayed the same | 51 |
16.3%
|
| 4 | Became somewhat better | 92 |
29.5%
|
| 5 | Became significantly better | 89 |
28.5%
|
| 6 | Don't know | 64 |
20.5%
|
| Sysmiss | 126 |