| Value | Category | Cases | |
|---|---|---|---|
| 0 | No flag | 1 |
100%
|
| 1 | > interval | 0 |
0%
|
| 2 | > interval by 1 month | 0 |
0%
|
| 4 | During pregnancy in calendar | 0 |
0%
|
| Sysmiss | 31078 |