| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 340 |
14.2%
|
| 2 | Worse | 679 |
28.3%
|
| 3 | Same | 547 |
22.8%
|
| 4 | Better | 708 |
29.5%
|
| 5 | Much better | 119 |
5%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 7 |
0.3%
|