| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 106 |
8.8%
|
| 2 | Worse | 169 |
14.1%
|
| 3 | Same | 333 |
27.8%
|
| 4 | Better | 515 |
42.9%
|
| 5 | Much better | 59 |
4.9%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 17 |
1.4%
|