| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 70 |
5.8%
|
| 2 | Worse | 209 |
17.4%
|
| 3 | Same | 120 |
10%
|
| 4 | Better | 389 |
32.4%
|
| 5 | Much Better | 162 |
13.5%
|
| 9 | Don't know | 250 |
20.8%
|
| 998 | Refused | 0 |
0%
|