| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 64 |
5.3%
|
| 2 | Worse | 122 |
10.2%
|
| 3 | Same | 178 |
14.8%
|
| 4 | Better | 593 |
49.4%
|
| 5 | Much better | 138 |
11.5%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 105 |
8.8%
|