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Table 3 The pregnancy and neonatal outcomes of the pregnancy type subgroups

From: Effect of previous wedge resection for interstitial pregnancy on pregnancy and neonatal outcomes following frozen-thawed embryo transfer (FET) cycles of IVF/ICSI: a retrospective study

Pregnancy outcomes (%)

Singleton subgroup

Twin subgroup

P

n

50

11

 

Miscarriage

8.0(4/50)

0(0/11)

1.000

Preterm birth

8.0(4/50)

54.5(6/11)

0.001

Full-term birth

84.0(42/50)

45.5(5/11)

0.013

Post-term birth

0(0/50)

0(0/11)

Uterine rupture

4.0(2/50)

0(0/11)

1.000

Mode of delivery

  

0.182

 Vaginal

19.6(9/46)

0(0/11)

 

 Cesarean section

80.4(37/46)

100(11/1)

 

Neonatal outcomes (%)

Singleton subgroup

Twin subgroup

P

Live born infants (n)

46

22

 

Z-score

0.50(−0.97,1.39)

0.10(−0.59,0.25)

0.005

Low birth weight

6.5(3/46)

63.6(14/22)

< 0.001

High birth weight

0(0/46)

0(0/22)

Small for gestational age

2.2(1/46)

9.1(2/22)

0.243

Large for gestational age

26.1(12/46)

4.5(1/22)

0.047

Congenital malformations

0(0/46)

9.1(2/22)

0.101

Early neonatal death

2.2(1/46)

0(0/22)

1.000

  1. Comparisons were made using chi-square test or Fisher’s exact test as appropriate. Statistically significant results are marked in bold (p < 0.05)