| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 103 |
8.6%
|
| 2 | Worse | 245 |
20.3%
|
| 3 | Same | 331 |
27.5%
|
| 4 | Better | 431 |
35.8%
|
| 5 | Much better | 69 |
5.7%
|
| 8 | Refused | 3 |
0.2%
|
| 9 | Don’t know | 22 |
1.8%
|