| Value | Category | Cases | |
|---|---|---|---|
| 0 | No flag | 1638 |
97.9%
|
| 1 | > interval | 23 |
1.4%
|
| 2 | > interval by 1 mnth | 0 |
0%
|
| 3 | > age at death | 12 |
0.7%
|
| 4 | During preg in cal. | 0 |
0%
|
| Sysmiss | 6771 |