| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 2 |
0.6%
|
| 2 | Became somewhat worse | 13 |
4.2%
|
| 3 | Stayed the same | 32 |
10.3%
|
| 4 | Became somewhat better | 105 |
33.7%
|
| 5 | Became significantly better | 97 |
31.1%
|
| 6 | Don't know | 63 |
20.2%
|
| Sysmiss | 126 |