mothers of newborns with cleft lip and palate ( or = 2.91 ) and congenital hydrocele ( or = 4.64 ) were more frequent rhythm users at conception , and mothers of newborns with multiple anomalies had more recent iud exposure ( or = 9.87 ) , but these and all other specific congenital malformation groups were not significantly related to any non-hormonal contraceptive after adjustment for multiple observations .
C0000772
multiple anomalies
C0000768
congenital malformation