| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 39 |
3.3%
|
| 2 | Worse | 151 |
12.6%
|
| 3 | Same | 638 |
53.2%
|
| 4 | Better | 306 |
25.5%
|
| 5 | Much better | 34 |
2.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 32 |
2.7%
|