| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 71 |
3%
|
| 2 | Worse | 218 |
9.1%
|
| 3 | Same | 1072 |
44.7%
|
| 4 | Better | 813 |
33.9%
|
| 5 | Much better | 165 |
6.9%
|
| 7 | Not applicable | 0 |
0%
|
| 8 | Refused | 1 |
0%
|
| 9 | Don’t know | 60 |
2.5%
|