The intervention group had lower fetal/infant mortality vs the control group ( 2 vs 9 ) , 11 fewer preterm infants , more twin pregnancies carried to term ( 77.7 % vs 33.3 % ) , fewer prenatal hospitalizations ( 41 vs 49 ) , fewer infant rehospitalizations ( 18 vs 24 ) , and a savings of more than 750 total hospital days and $ 2,496,145 [ corrected ] .
