| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 119 |
9.9%
|
| 2 | Worse | 419 |
34.9%
|
| 3 | Same | 381 |
31.8%
|
| 4 | Better | 254 |
21.2%
|
| 5 | Much better | 19 |
1.6%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 8 |
0.7%
|