| Value | Category | Cases | |
|---|---|---|---|
| 1 | Significantly worse | 5 |
2.1%
|
| 2 | Somewhat worse | 18 |
7.5%
|
| 3 | The same | 72 |
30.1%
|
| 4 | Somewhat improved | 75 |
31.4%
|
| 5 | Significantly improved | 34 |
14.2%
|
| 6 | Don't know | 35 |
14.6%
|
| Sysmiss | 68 |