Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

48 questions · 52 findings · 4 reviews

No studies found 4 · 7.7%GRADE not reported 14 · 26.9%Very low 3 · 5.8%Low 19 · 36.5%Moderate 10 · 19.2%High 2 · 3.8%

Prophylactic platelet transfusion with one dose schedule vs prophylactic platelet transfusions with another dose schedule

Bleeding: Numbers of patients with at least one significant bleeding event · People with a haematological disorder

Prophylactic platelet transfusion with one dose schedule showed no clear difference in bleeding Number of participants with a significant bleeding event ‐… compared with prophylactic platelet transfusions with another dose schedule (high certainty).

2 findings from 1 review

Prophylactic platelet transfusion with one dose schedule vs prophylactic platelet transfusions with another dose schedule

Bleeding Number of days with significant bleeding ‐ Low dosage platelet transfusions versus standard dosage platelet transfusions · People with a haematological disorder
1 finding from 1 review

Prophylactic platelet transfusion with one dose schedule vs prophylactic platelet transfusions with another dose schedule

Bleeding: Number of days with significant bleeding ‐ High dosage platelet transfusions versus standard dosage platelet transfusions · People with a haematological disorder
1 finding from 1 review

Prophylactic platelet transfusion with one dose schedule vs prophylactic platelet transfusions with another dose schedule

Mortality: secondary to bleeding · People with a haematological disorder
2 findings from 1 review

Prophylactic platelet transfusion at threshold of 10,000 vs higher transfusion threshold (20,000 or 30,000)

Bleeding: Numbers of patients with at least one significant bleeding event · People with a haematological disorder

Prophylactic platelet transfusion at threshold of 10,000 showed no clear difference in bleeding: Numbers of patients with at least one significant bleeding… compared with higher transfusion threshold (20,000 or 30,000) (moderate certainty).

1 finding from 1 review

Prophylactic platelet transfusion at threshold of 10,000 vs higher transfusion threshold (20,000 or 30,000)

Mortality: secondary to bleeding · People with a haematological disorder

Prophylactic platelet transfusion at threshold of 10,000 showed no clear difference in mortality: secondary to bleeding compared with higher transfusion threshold (20,000 or 30,000) (low certainty).

1 finding from 1 review

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

Number of participants with at least 1 clinically significant bleeding event up to 30 days from study entry · People with a haematological disorder

Prophylactic platelet transfusions with low‐dose schedule showed no clear difference in number of participants with at least 1 clinically significant… compared with prophylactic platelet transfusions with standard‐dose schedule (moderate certainty).

1 finding from 1 review

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

Number of participants with WHO grade 3 or 4 bleeding up to 30 days from study entry · People with a haematological disorder

Prophylactic platelet transfusions with low‐dose schedule showed no clear difference in number of participants with WHO grade 3 or 4 bleeding up to 30 days… compared with high‐dose schedule (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

Number of participants with WHO grade 3 or 4 bleeding up to 30 days from study entry · People with a haematological disorder

Prophylactic platelet transfusions with low‐dose schedule showed no clear difference in number of participants with WHO grade 3 or 4 bleeding up to 30 days… compared with prophylactic platelet transfusions with standard‐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 transfusions with low‐dose schedule vs high‐dose schedule

Number of participants with at least 1 clinically significant bleeding event up to 30 days from study entry · People with a haematological disorder

Prophylactic platelet transfusions with low‐dose schedule showed no clear difference in number of participants with at least 1 clinically significant… compared with high‐dose schedule (moderate certainty).

1 finding from 1 review