| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 2 |
1.8%
|
| 2 | Became somewhat worse | 7 |
6.2%
|
| 3 | Stayed the same | 32 |
28.3%
|
| 4 | Became somewhat better | 24 |
21.2%
|
| 5 | Became significantly better | 27 |
23.9%
|
| 6 | Don't know | 21 |
18.6%
|
| Sysmiss | 66 |