Findings

What do systematic reviews say?

9 questions · 9 findings · 2 reviews · Headline outcomes only

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No studies found 2 · 22.2%GRADE not reported 0 · 0%Very low 3 · 33.3%Low 3 · 33.3%Moderate 1 · 11.1%High 0 · 0%

Red blood cell transfusion vs no red blood cell transfusion

Death · Patients presenting with acute upper gastrointestinal haemorrhage

1 finding from 1 review

Red cell transfusion for the management of upper gastrointestinal haemorrhage 2010 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 77 participants
Low

Red blood cell transfusion vs no red blood cell transfusion

Adverse effects/complications · Patients presenting with acute upper gastrointestinal haemorrhage

The review found no eligible studies for this question.

1 finding from 1 review

Red cell transfusion for the management of upper gastrointestinal haemorrhage 2010 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Red blood cell transfusion vs no transfusion

Blood transfusion reaction · women with postpartum iron deficiency anaemia

It is very uncertain whether red blood cell transfusion changes transfusion reactions Clinical assessment compared with non‐transfusion (Comparison 2) (very low certainty).

1 finding from 1 review

Treatment for women with postpartum iron deficiency anaemia 2015 · Cochrane Headline outcomes only
RR 7.08 [0.37, 136.41]
1 study · 519 participants
Very low

Red blood cell transfusion vs no transfusion

Persistent anaemia symptoms Reported by the women · women with postpartum iron deficiency anaemia

1 finding from 1 review

Treatment for women with postpartum iron deficiency anaemia 2015 · Cochrane Headline outcomes only
no estimate extracted
1 study · 519 participants
Very low

Red blood cell transfusion vs no transfusion

Infections Clinical assessment · women with postpartum iron deficiency anaemia

Red blood cell transfusion showed no clear difference in infections Clinical assessment compared with non‐transfusion (Comparison 2) (moderate certainty).

1 finding from 1 review

Treatment for women with postpartum iron deficiency anaemia 2015 · Cochrane Headline outcomes only
RR 0.93 [0.53, 1.61]
1 study · 519 participants
Moderate

Red blood cell transfusion vs no transfusion

Erythrocyte alloantibody formation Laboratory assessment · women with postpartum iron deficiency anaemia

It is very uncertain whether red blood cell transfusion changes erythrocyte alloantibody formation Laboratory assessment compared with non‐transfusion (Comparison 2) (very low certainty).

1 finding from 1 review

Treatment for women with postpartum iron deficiency anaemia 2015 · Cochrane Headline outcomes only
RR 3.03 [0.12, 74.15]
1 study · 519 participants
Very low

Red blood cell transfusion vs no transfusion

Thromboembolic events · women with postpartum iron deficiency anaemia

Red blood cell transfusion showed no clear difference in thromboembolic events Assessment method not described compared with non‐transfusion (Comparison 2) (low certainty).

1 finding from 1 review

Treatment for women with postpartum iron deficiency anaemia 2015 · Cochrane Headline outcomes only
RR 1.01 [0.14, 7.13]
1 study · 519 participants
Low

Red blood cell transfusion vs no transfusion

Maternal mortality ‐ not reported · women with postpartum iron deficiency anaemia

The review found no eligible studies for this question.

1 finding from 1 review

Treatment for women with postpartum iron deficiency anaemia 2015 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Red blood cell transfusion vs no transfusion

Fatigue · women with postpartum iron deficiency anaemia

1 finding from 1 review

Treatment for women with postpartum iron deficiency anaemia 2015 · Cochrane Headline outcomes only
no estimate extracted
1 study · 519 participants
Low