0 = NO
1 = YES

1 = VAGINAL
2 = C-SECTION

1 = YES
2 = NO

1 = MALE
2 = FEMALE
3 = UNKNOWN

1 = UNKNOWN GA
2 = US_DATING>22WEEKS
3 = US_DATING_14 TO 22_WEEKS
4 = US_DATING<14WEEKS