| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 5 |
1.6%
|
| 2 | Became somewhat worse | 9 |
2.8%
|
| 3 | Stayed the same | 48 |
15.1%
|
| 4 | Became somewhat better | 118 |
37.2%
|
| 5 | Became significantly better | 89 |
28.1%
|
| 6 | Don't know | 48 |
15.1%
|
| Sysmiss | 175 |