| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 37 |
3.1%
|
| 2 | Worse | 118 |
9.8%
|
| 3 | Same | 675 |
56.3%
|
| 4 | Better | 300 |
25%
|
| 5 | Much better | 28 |
2.3%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 42 |
3.5%
|