Table 1

Baseline characteristics

 Monochorionic twin pairs (n=290)Dichorionic (DC) twin pairs (n=300)
Pairs delivered vaginally (n=171)Pairs delivered through CS (n=119)Pairs delivered vaginally (n=197)Pairs delivered through CS (n=103)
Gestational age at birth—weeks*34.6±3.033.2±2.831.2±3.632.8±2.9
Birth weight—g*2167±6101821±6501656±6141858±618
Birth weight discordance—%*9.8 (3.8–17.8)16.7 (7.8–30.2)9.1 (4.5–15.5)12.9 (4.8–24.0)
Female—n (%)89 (52%)58 (49%)191 (49%)96 (47%)
Delivery time interval—min*9 (5–16)2 (1–2)13 (7–30)2 (1–2)
  • *Values given as mean±SD or median (IQR).

  • CS, caesarean section.