| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 2 |
0.5%
|
| 2 | Became somewhat worse | 18 |
4.3%
|
| 3 | Stayed the same | 61 |
14.6%
|
| 4 | Became somewhat better | 141 |
33.7%
|
| 5 | Became significantly better | 135 |
32.2%
|
| 6 | Don’t know | 62 |
14.8%
|
| Sysmiss | 1 |