Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

216 questions · 217 findings · 91 reviews

No studies found 202 · 93.1%GRADE not reported 13 · 6%Very low 1 · 0.5%Low 1 · 0.5%Moderate 0 · 0%High 0 · 0%

Long‐term red cell transfusion vs hydroxyurea and phlebotomy

Quality of life ‐ not reported · individuals with sickle cell disease who are at risk of a primary stroke who have had long‐term red cell transfusions to prevent a stroke

The review found no eligible studies for this question.

1 finding from 1 review

Exercise vs NSAIDs

Quality of life ‐ not reported · young women with suspected primary dysmenorrhoea

The review found no eligible studies for this question.

1 finding from 1 review