| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 48 |
4%
|
| 2 | Worse | 198 |
16.5%
|
| 3 | Same | 319 |
26.6%
|
| 4 | Better | 550 |
45.8%
|
| 5 | Much better | 76 |
6.3%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 9 |
0.8%
|