| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 1 |
0.8%
|
| 2 | Became somewhat worse | 8 |
6.5%
|
| 3 | Stayed the same | 32 |
26%
|
| 4 | Became somewhat better | 37 |
30.1%
|
| 5 | Became significantly better | 11 |
8.9%
|
| 6 | Don't know | 34 |
27.6%
|
| Sysmiss | 83 |