| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 12 |
1%
|
| 1 | Much worse | 69 |
5.8%
|
| 2 | Worse | 138 |
11.5%
|
| 3 | Same | 289 |
24.1%
|
| 4 | Better | 513 |
42.8%
|
| 5 | Much Better | 149 |
12.4%
|
| 8 | Refused | 13 |
1.1%
|
| 9 | Don’t know | 15 |
1.3%
|