Efficacy of Quantitative Blood Loss Compared to Estimated Blood Loss for Predicting Severe Obstetric Hemorrhage [21P]

INTRODUCTION:Quantitative blood loss (QBL) has been proposed to be more accurate than estimated blood loss (EBL) for management of obstetric hemorrhage. We sought to evaluate the effectiveness of QBL in identifying women with severe obstetric hemorrhage.METHODS:We conducted a retrospective cohort st