| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much worse | 145 |
12.1%
|
| 2 | Worse | 326 |
27.2%
|
| 3 | Same | 476 |
39.7%
|
| 4 | Better | 205 |
17.1%
|
| 5 | Much better | 28 |
2.3%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 19 |
1.6%
|