Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,532 questions · 2,642 findings · 483 reviews · Headline outcomes only

No studies found 534 · 20.2%GRADE not reported 82 · 3.1%Very low 641 · 24.3%Low 807 · 30.5%Moderate 472 · 17.9%High 106 · 4%

Intervention not reported

Mean pain intensity at end of study · people with cancer pain
1 finding from 1 review

Corticosteroids vs control

Adverse events: hypertension · patients with Guillain‐Barré syndrome

Corticosteroid leads to lower adverse events ‐ hypertension compared with control (high certainty).

1 finding from 1 review

Droperidol vs haloperidol

Adverse effects ‐ cardiovascular ‐ hypotension/desaturation · acute psychosis

Droperidol showed no clear difference in adverse effects ‐ cardiovascular ‐ hypotension/desaturation compared with haloperidol (low certainty).

1 finding from 1 review

Intervention not reported

Pain intensity (VAS) short term · patients with chronic mechanical neck pain (pain for more than 90 days)
1 finding from 1 review

Intervention not reported

Pain intensity (VAS) short term · patients with chronic neck pain (pain for more than 90 days)
1 finding from 1 review

Intervention not reported

Pain intensity (VAS) short term · patients with chronic neck pain (pain for more than 90 days)
1 finding from 1 review

Intervention not reported

Mean maternal arterial oxygen tension (mm Hg) (PaO2) · low‐risk term pregnant women undergoing elective caesarean section under regional anaesthesia
1 finding from 1 review

Intervention not reported

Mean oxygen tension (mm Hg) in umbilical artery (UaPO2) · low‐risk term pregnant women undergoing elective caesarean section under regional anaesthesia
1 finding from 1 review

Intervention not reported

Mean oxygen tension (mm Hg) in umbilical vein (UvPO2) · low‐risk term pregnant women undergoing elective caesarean section under regional anaesthesia
1 finding from 1 review