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%

Intervention not reported

Adverse events (Re‐operation for bleeding (reoperation for major bleeding within 30 days (yes/no))) · adults undergoing surgery

It is very uncertain whether the intervention changes adverse events (Re‐operation for bleeding (reoperation for major… (very low certainty).

1 finding from 1 review

NSAIDs vs other analgesics

Number of patients with postoperative nausea and vomiting (24 hours postoperatively) · women undergoing breast surgery

NSAID probably leads to lower incidence rate or severity of postoperative nausea, vomiting, or both compared with other analgesic (moderate certainty).

1 finding from 1 review