Findings

What do systematic reviews say?

7 questions · 7 findings · 1 reviews

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No studies found 3 · 42.9%GRADE not reported 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 4 · 57.1%High 0 · 0%

Direct estimation using calibrated drapes vs indirect estimation using visual estimation

Maternal postpartum anaemia (haemoglobin 24–48 hours postpartum) · women undergoing vaginal birth

The review found no eligible studies for this question.

1 finding from 1 review

Methods for blood loss estimation after vaginal birth 2018 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Direct estimation using calibrated drapes vs indirect estimation using visual estimation

Severe morbidity · women undergoing vaginal birth

Direct estimation using calibrated drapes showed no clear difference in severe morbidity compared with indirect estimation using visual estimation (moderate certainty).

1 finding from 1 review

Methods for blood loss estimation after vaginal birth 2018 · Cochrane Headline outcomes only
RR 0.82 [0.48, 1.39]
1 study · 2999 participants
Moderate

Direct estimation using calibrated drapes vs indirect estimation using visual estimation

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

The review found no eligible studies for this question.

1 finding from 1 review

Methods for blood loss estimation after vaginal birth 2018 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Direct estimation using calibrated drapes vs indirect estimation using visual estimation

Blood transfusion · women undergoing vaginal birth

Direct estimation using calibrated drapes showed no clear difference in blood transfusion compared with indirect estimation using visual estimation (moderate certainty).

1 finding from 1 review

Methods for blood loss estimation after vaginal birth 2018 · Cochrane Headline outcomes only
RR 0.82 [0.46, 1.46]
1 study · 5561 participants
Moderate

Direct estimation using calibrated drapes vs indirect estimation using visual estimation

Use of plasma expanders · women undergoing vaginal birth

Direct estimation using calibrated drapes showed no clear difference in use of plasma expanders compared with indirect estimation using visual estimation (moderate certainty).

1 finding from 1 review

Methods for blood loss estimation after vaginal birth 2018 · Cochrane Headline outcomes only
RR 0.77 [0.42, 1.42]
1 study · 3122 participants
Moderate

Direct estimation using calibrated drapes vs indirect estimation using visual estimation

Use of therapeutic uterotonics · women undergoing vaginal birth

Direct estimation using calibrated drapes showed no clear difference in use of therapeutic uterotonics compared with indirect estimation using visual estimation (moderate certainty).

1 finding from 1 review

Methods for blood loss estimation after vaginal birth 2018 · Cochrane Headline outcomes only
RR 0.87 [0.42, 1.76]
1 study · 593 participants
Moderate

Direct estimation using calibrated drapes vs indirect estimation using visual estimation

Maternal infection · women undergoing vaginal birth

The review found no eligible studies for this question.

1 finding from 1 review

Methods for blood loss estimation after vaginal birth 2018 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found