| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 30 |
2.5%
|
| 2 | Worse | 95 |
7.9%
|
| 3 | Same | 573 |
47.8%
|
| 4 | Better | 436 |
36.3%
|
| 5 | Much better | 52 |
4.3%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 14 |
1.2%
|