Table 5 Obstetrical outcome in pregnancies with donated oocytes versus individually matched pregnancies with autologous oocytes further adjusted for paternal age, oocyte age, number of embryos per transfer, and singleton/twin pregnancy

Vaginal bleeding

 1^st trimester

1.47

1.02 – 2.12

 2^nd trimester

1.27

0.52 – 3.12

 3^rd trimester

0.98

0.24 – 3.99

Nausea and vomiting

 1^st trimester nausea

0.87

0.58 -1.29

 Hospital admission because of hyperemesis

1.88

0.59 – 6.04

Hypertensive disorders

 Pregnancy induced hypertension

1.50

1.02 – 2.19

 Pre-eclampsia

1.31

0.83 – 2.08

Preterm labour

 pPROM

0.78

0.29 – 2.13

 Preterm labour

0.74

0.47 – 1.16

Gestational diabetes

1.59

0.85 – 2.98