| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 27 |
2.1%
|
| 2 | Worse | 242 |
19.2%
|
| 3 | Same | 548 |
43.5%
|
| 4 | Better | 389 |
30.9%
|
| 5 | Much Better | 22 |
1.7%
|
| 9 | Don't know | 31 |
2.5%
|
| 998 | Refused | 0 |
0%
|
| Sysmiss | 5 |