| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 57 |
2.4%
|
| 2 | Worse | 174 |
7.3%
|
| 3 | Same | 500 |
20.8%
|
| 4 | Better | 1391 |
58%
|
| 5 | Much Better | 274 |
11.4%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 4 |
0.2%
|