Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

28 questions · 30 findings · 7 reviews · Haematology

No studies found 15 · 50%GRADE not reported 0 · 0%Very low 9 · 30%Low 4 · 13.3%Moderate 2 · 6.7%High 0 · 0%

Low molecular weight heparin vs prostaglandin E1

Mortality attributable to hepatic veno‐occlusive disease ( · Patients undergoing stem cell transplant with malignant and non‐malignant diseases

It is very uncertain whether summary of findings: Low molecular weight heparin changes mortality attributable to hepatic veno‐occlusive disease ( compared with prostaglandin E1 (very low certainty).

1 finding from 1 review

Prophylactic platelet transfusions with low‐dose schedule vs high‐dose schedule

Mortality from all causes up to 30 days from study entry · People with a haematological disorder

Prophylactic platelet transfusions with low‐dose schedule showed no clear difference in mortality from all causes up to 30 days from study entry compared with high‐dose schedule (low certainty).

1 finding from 1 review

Prophylactic platelet transfusions with low‐dose schedule vs prophylactic platelet transfusions with standard‐dose schedule

Mortality from all causes up to 30 days from study entry · People with a haematological disorder

Prophylactic platelet transfusions with low‐dose schedule showed no clear difference in mortality from all causes up to 30 days from study entry compared with prophylactic platelet transfusions with standard‐dose schedule (low certainty).

1 finding from 1 review

Prophylactic platelet transfusion prior to surgery vs no prophylactic platelet transfusion prior to surgery

All‐cause mortality within 30 days of surgery · people with a low platelet count

It is very uncertain whether prophylactic platelet transfusion prior to surgery changes all‐cause mortality within 30 days of surgery compared with no prophylactic platelet transfusion prior to surgery (very low certainty).

1 finding from 1 review