| Value | Category | Cases | |
|---|---|---|---|
| 0 | No: received treatment | 18 |
48.6%
|
| 1 | Yes: no treatment | 19 |
51.4%
|
| 8 | Don't know | 0 |
0%
|
| 9 | 1 | ||
| Sysmiss | 32601 |