Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,228 questions · 1,245 findings · 383 reviews

No studies found 403 · 32.4%GRADE not reported 128 · 10.3%Very low 385 · 30.9%Low 232 · 18.6%Moderate 81 · 6.5%High 16 · 1.3%

Heparin vs no treatment

Frequency of adverse events ( · People undergoing autologous or HLA identical allogeneic bone marrow transplant with a variety of malignant diseases or aplastic anaemia

It is very uncertain whether summary of findings: Heparin changes frequency of adverse events ( compared with no treatment (very low certainty).

1 finding from 1 review

Low molecular weight heparin vs placebo or no treatment

Frequency of adverse events ( · People undergoing stem cell transplant with malignant diseases

It is very uncertain whether summary of findings: Low molecular weight heparin changes frequency of adverse events ( compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Summary of findings: Defibrotide vs no treatment

Frequency of adverse events ( · Children undergoing stem cell transplant with malignant and non‐malignant diseases and risk factors for hepatic veno‐occlusive disease

It is very uncertain whether summary of findings: Defibrotide changes frequency of adverse events ( compared with no treatment (very low certainty).

1 finding from 1 review

Summary of findings: Antithrombin III plus heparin vs heparin

Frequency of adverse events ( · Patients undergoing stem cell transplant with malignant and non‐malignant diseases

It is very uncertain whether summary of findings: Antithrombin III plus heparin changes frequency of adverse events ( compared with heparin alone (very low certainty).

1 finding from 1 review

Heparin vs low molecular weight heparin

Frequency of adverse events ( · Patients undergoing stem cell transplant with malignant and non‐malignant diseases

It is very uncertain whether summary of findings: Heparin changes frequency of adverse events ( compared with low molecular weight heparin (very low certainty).

1 finding from 1 review

Heparin vs prostaglandin E1

Frequency of adverse events ( · Patients undergoing stem cell transplant with malignant and non‐malignant diseases

It is very uncertain whether summary of findings: Heparin changes frequency of adverse events ( compared with prostaglandin E1 (very low certainty).

1 finding from 1 review

Ursodeoxycholic acid vs placebo or no treatment

Frequency of adverse events ( · Patients undergoing stem cell transplant with malignant and non‐malignant diseases

It is very uncertain whether summary of findings: Ursodeoxycholic acid changes frequency of adverse events ( compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Low molecular weight heparin vs prostaglandin E1

Frequency of adverse events ( · Patients undergoing stem cell transplant with malignant and non‐malignant diseases

It is very uncertain whether summary of findings: Low molecular weight heparin changes frequency of adverse events ( compared with prostaglandin E1 (very low certainty).

1 finding from 1 review

Plasma‐derived C1 esterase inhibitor vs placebo or active control

Serious adverse events (during · children or adults with Types I or II HAE

It is very uncertain whether plasma‐derived C1 esterase inhibitor changes serious adverse events (during compared with placebo or active control (very low certainty).

1 finding from 1 review

Recombinant human C1 esterase inhibitor vs placebo or active control

Serious adverse events (during · children or adults with Types I or II HAE

It is very uncertain whether recombinant human C1 esterase inhibitor changes serious adverse events (during compared with placebo or active control (very low certainty).

1 finding from 1 review