Fig. 2From: Identifying the risk: a prospective cohort study examining postpartum haemorrhage in a regional Australian health serviceEstimated and gravimetric blood loss with a reference line where the two values are equal. [All points below the line have been underestimated, all points above the line have been overestimated. x indicates estimated blood loss is greater than a 100Â ml different from gravimetric blood loss]Back to article page