Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

324 questions · 328 findings · 34 reviews · Headline outcomes only

No studies found 82 · 25%GRADE not reported 8 · 2.4%Very low 75 · 22.9%Low 105 · 32%Moderate 45 · 13.7%High 13 · 4%

NSAIDs vs paracetamol

All adverse effects ‐ ibuprofen versus paracetamol · women with primary dysmenorrhoea

It is very uncertain whether NSAIDs changes all adverse effects ‐ ibuprofen versus paracetamol compared with paracetamol (very low certainty).

1 finding from 1 review

Oral NSAIDs vs glucocorticoid injection

Treatment success Fair, good or excellent effectiveness · Adults with lateral elbow pain

It is very uncertain whether oral NSAIDs changes treatment success Fair, good or excellent effectiveness compared with glucocorticoid injection (very low certainty).

1 finding from 1 review