| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 6 |
0.5%
|
| 2 | Worse | 12 |
1%
|
| 3 | Same | 121 |
10%
|
| 4 | Better | 642 |
53.3%
|
| 5 | Much Better | 353 |
29.3%
|
| 9 | Don't know | 70 |
5.8%
|
| 998 | Refused | 0 |
0%
|