| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 157 |
6.6%
|
| 2 | Worse | 327 |
13.7%
|
| 3 | Same | 914 |
38.2%
|
| 4 | Better | 699 |
29.2%
|
| 5 | Much better | 120 |
5%
|
| 8 | Refused | 24 |
1%
|
| 9 | Don’t know | 151 |
6.3%
|