| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 64 |
2.7%
|
| 2 | Worse | 149 |
6.2%
|
| 3 | Same | 180 |
7.5%
|
| 4 | Better | 1047 |
43.6%
|
| 5 | Much better | 590 |
24.6%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 370 |
15.4%
|