Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

8 questions · 8 findings · 1 reviews

No studies found 3 · 37.5%GRADE not reported 0 · 0%Very low 5 · 62.5%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Room air vs carbon dioxide

Patient‐reported pain intensity or pain relief (VAS, NRS or categorical scale) · people undergoing laparoscopic general abdominal or gynaecological pelvic surgery under general anaesthesia

It is very uncertain whether room air changes pain scores (first postoperative day) Visual analogue scale, lower… compared with carbon dioxide (very low certainty).

1 finding from 1 review