| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 2 |
0.6%
|
| 2 | Became somewhat worse | 7 |
2.2%
|
| 3 | Stayed the same | 31 |
9.9%
|
| 4 | Became somewhat better | 93 |
29.8%
|
| 5 | Became significantly better | 83 |
26.6%
|
| 6 | Don't know | 96 |
30.8%
|
| Sysmiss | 126 |