| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 2 |
0.9%
|
| 2 | Became somewhat worse | 14 |
6.1%
|
| 3 | Stayed the same | 67 |
29%
|
| 4 | Became somewhat better | 86 |
37.2%
|
| 5 | Became significantly better | 30 |
13%
|
| 6 | Don't know | 32 |
13.9%
|
| Sysmiss | 195 |