| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 8 |
0.6%
|
| 2 | Worse | 53 |
4.2%
|
| 3 | Same | 60 |
4.8%
|
| 4 | Better | 638 |
50.7%
|
| 5 | Much Better | 439 |
34.9%
|
| 9 | Don't know | 61 |
4.8%
|
| 998 | Refused | 0 |
0%
|
| Sysmiss | 5 |