Table 2.

Obstetric-specific risk factors for VTE

Major risk factors (OR > 6)Minor risk factors (OR > 6 when combined)
Postpartum hemorrhage with cesarean delivery Multiple gestation 
Preeclampsia with fetal growth restriction Postpartum hemorrhage 
Postpartum infection Preeclampsia 
Blood transfusion Cesarean delivery 
Major risk factors (OR > 6)Minor risk factors (OR > 6 when combined)
Postpartum hemorrhage with cesarean delivery Multiple gestation 
Preeclampsia with fetal growth restriction Postpartum hemorrhage 
Postpartum infection Preeclampsia 
Blood transfusion Cesarean delivery