The review found no eligible studies for this question.
Direct estimation using calibrated drapes showed no clear difference in severe morbidity compared with indirect estimation using visual estimation (moderate certainty).
The review found no eligible studies for this question.
Direct estimation using calibrated drapes showed no clear difference in blood transfusion compared with indirect estimation using visual estimation (moderate certainty).
Direct estimation using calibrated drapes showed no clear difference in use of plasma expanders compared with indirect estimation using visual estimation (moderate certainty).
Direct estimation using calibrated drapes showed no clear difference in use of therapeutic uterotonics compared with indirect estimation using visual estimation (moderate certainty).
The review found no eligible studies for this question.
Direct measurement using calibrated drapes leads to higher blood loss ≥ 500 mL compared with indirect estimation using gravimetric technique (high certainty).
Direct measurement using calibrated drapes showed no clear difference in blood transfusion compared with indirect estimation using gravimetric technique (low certainty).
Direct measurement using calibrated drapes showed no clear difference in use of plasma expanders compared with indirect estimation using gravimetric technique (low certainty).
Direct measurement using calibrated drapes showed no clear difference in use of therapeutic uterotonics compared with indirect estimation using gravimetric technique (high certainty).
The review found no eligible studies for this question.
The review found no eligible studies for this question.
The review found no eligible studies for this question.