| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 257 |
10.7%
|
| 2 | Worse | 343 |
14.3%
|
| 3 | Same | 607 |
25.3%
|
| 4 | Better | 1014 |
42.3%
|
| 5 | Much Better | 171 |
7.1%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 8 |
0.3%
|