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Evidence found and GRADE certainty

4,771 questions · 10,185 findings · 893 reviews

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No studies found 2,109 · 20.7%GRADE not reported 1,125 · 11%Very low 2,279 · 22.4%Low 2,514 · 24.7%Moderate 1,709 · 16.8%High 449 · 4.4%

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Intravenous iron vs oral iron

Ferritin (µg/L) · people with preoperative anaemia awaiting major surgery

Intravenous iron therapy may leads to higher ferritin preoperatively postintervention (ng/L) compared with oral iron therapy (low certainty).

1 finding from 1 review

Intravenous iron vs oral iron

Haemoglobin (g/dL) · people with preoperative anaemia awaiting major surgery

Intravenous iron therapy may leads to higher haemoglobin levels at end of preoperative treatment (g/dL) compared with oral iron therapy (low certainty).

2 findings from 1 review

Present‐centered therapy vs trauma‐focused cognitive behavioral therapy

Dropout from treatment (a count of participants not meeting study‐defined completion threshold) · adults aged ≥ 16 years with PTSD

Present‐centered therapy probably leads to lower treatment dropout compared with trauma‐focused cognitive behavioral therapy (moderate certainty).

1 finding from 1 review

Intermittent phototherapy vs continuous phototherapy

Bilirubin‐induced brain dysfunction (defined as either the pathological finding of deep‐yellow staining of neurons and neuronal necrosis of the basal ganglia and brainstem nuclei or acute or chronic neurological deficit including athetoid cerebral... · neonatal jaundice
1 finding from 1 review