| Value | Category | Cases | |
|---|---|---|---|
| 1 | Became significantly worse | 2 |
0.9%
|
| 2 | Became somewhat worse | 13 |
5.6%
|
| 3 | Stayed the same | 75 |
32.5%
|
| 4 | Became somewhat better | 79 |
34.2%
|
| 5 | Became significantly better | 33 |
14.3%
|
| 6 | Don't know | 29 |
12.6%
|
| Sysmiss | 195 |