| Value | Category | Cases | |
|---|---|---|---|
| 0 | no: received treatm. | 63 |
47.4%
|
| 1 | yes: no treatment | 68 |
51.1%
|
| 8 | dk | 0 |
0%
|
| 9 | 2 |
1.5%
|
|
| 11 | .Z | 18621 |