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What do systematic reviews say?

1 questions · 1 findings · 1 reviews

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Direct estimation using calibrated drapes vs indirect estimation using gravimetric technique

Maternal blood loss of 500 mL or greater · women undergoing vaginal birth

Direct measurement using calibrated drapes leads to higher blood loss ≥ 500 mL compared with indirect estimation using gravimetric technique (high certainty).

1 finding from 1 review

Methods for blood loss estimation after vaginal birth 2018 · Cochrane Headline outcomes only
RR 1.86 [1.11, 3.11]
1 study · 900 participants
High