| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 5 |
0.3%
|
| 1 | Much worse | 72 |
4.5%
|
| 2 | Worse | 205 |
12.8%
|
| 3 | Same | 353 |
22.1%
|
| 4 | Better | 812 |
50.8%
|
| 5 | Much Better | 139 |
8.7%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 13 |
0.8%
|