Table 3

Pregnancy-related outcome in all single pregnancies among female patients with ASD compared with the general population

VariableSingle pregnancies patients with ASD n=519Single pregnancies references n=6324P value
Gestational age, days
(mean±SD)
277.5±13.4278.7±13.10.048
Midwife visits, n5.04.90.444
Physicians visits, n330.135
Specialists visits, n (min-max)2 (0–9)1 (0–9)<0.001
PPROM, n (%)24 (4.6)270 (4.3)0.653
Placenta previa, n (%)3 (0.6)25 (0.04)0.001
Placental weight, g
(mean±SD)
635.3±215.7651.5±180.30.055
Polyhydramnios, n (%)4 (0.8)39 (0.6)0.565
Pre-eclampsia, n (%)35 (6.7)142 (2.3)<0.001
Sectio, n (%)114 (22.0)1160 (18.3)0.046
Sectio mothers wish, n (%)13 (2.5)107 (1.7)0.165
Placenta accreta, n (%)5 (1)41 (0.7)0.394
Hemoperitoneum, n (%)2 (0.4)17 (0.3)0.651
Intrauterine asphyxia, n (%)4 (0.8)66 (1)0.819
Placental abruption, n (%)6 (1.1)36 (0.6)0.131
  • Gestational age was slightly lower in the patients with ASD (277.5±13.4 vs 278.7±13.1; p=0.048).

  • ASD, atrial septal defect ; PPROM, preterm prelabour rupture of membranes.