| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 210 |
17.5%
|
| 2 | Worse | 304 |
25.3%
|
| 3 | Same | 344 |
28.7%
|
| 4 | Better | 303 |
25.3%
|
| 5 | Much better | 34 |
2.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 5 |
0.4%
|