| Value | Category | Cases | |
|---|---|---|---|
| 0 | No: received treatment | 965 |
39.6%
|
| 1 | Yes: no treatment | 1472 |
60.4%
|
| 8 | Don't know | 2 |
0.1%
|
| 9 | 8 | ||
| Sysmiss | 28632 |