| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 64 |
5.3%
|
| 2 | Worse | 51 |
4.3%
|
| 3 | Same | 269 |
22.4%
|
| 4 | Better | 548 |
45.7%
|
| 5 | Much better | 256 |
21.3%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 12 |
1%
|