Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,072 questions · 4,237 findings · 447 reviews · Headline outcomes only

No studies found 946 · 22.3%GRADE not reported 257 · 6.1%Very low 1,121 · 26.5%Low 1,207 · 28.5%Moderate 568 · 13.4%High 138 · 3.3%

Inferior oblique disinsertion vs anterior transposition

Proportion of participants who received additional strabismus surgery · people with unilateral superior oblique palsy

It is very uncertain whether inferior oblique disinsertion changes proportion of participants who received additional strabismus surgery compared with anterior transposition (very low certainty).

1 finding from 1 review

Summary of findings table for oral immunoglobulin vs control

NEC‐related surgery during study period · preventing necrotizing enterocolitis in preterm and low birth weight neonates

It is very uncertain whether summary of findings table for oral immunoglobulin changes NEC‐related surgery during study period compared with control (very low certainty).

1 finding from 1 review

Low‐dose opioid based general anaesthesia vs high‐dose opioid based general anaesthesia

Mortality ‐ Death at any time after surgery · adult cardiac surgical patients

Low‐dose opioid‐based GA showed no clear difference in mortality ‐ Death at any time after surgery compared with high‐dose opioid‐based GA (low certainty).

1 finding from 1 review

Intervention not reported

Analgesia duration 1 mg morphine vs 2 mg morphineTime duration from the end of surgery to the time of first analgesic consumption · patients undergoing knee arthroscopy
1 finding from 1 review

Intervention not reported

Analgesia duration 1 mg morphine vs 4 mg/5 mg morphinetime duration from the end of surgery to the first time of analgesic consumption · patients undergoing knee arthroscopy
1 finding from 1 review