| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 1 |
0.3%
|
| 2 | Became somewhat worse | 5 |
1.6%
|
| 3 | Stayed the same | 60 |
19%
|
| 4 | Became somewhat better | 91 |
28.8%
|
| 5 | Became significantly better | 100 |
31.6%
|
| 6 | Don't know | 59 |
18.7%
|
| Sysmiss | 176 |