| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Much Worse | 77 |
6.4%
|
| 2 | Worse | 98 |
8.2%
|
| 3 | Same | 181 |
15.1%
|
| 4 | Better | 399 |
33.3%
|
| 5 | Much Better | 213 |
17.8%
|
| 9 | Don't know | 229 |
19.1%
|
| 998 | Refused | 0 |
0%
|