| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 94 |
7.8%
|
| 2 | Worse | 176 |
14.7%
|
| 3 | Same | 115 |
9.6%
|
| 4 | Better | 622 |
51.8%
|
| 5 | Much better | 143 |
11.9%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 50 |
4.2%
|