Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

958 questions · 991 findings · 123 reviews · Headline outcomes only

No studies found 177 · 17.9%GRADE not reported 25 · 2.5%Very low 230 · 23.2%Low 321 · 32.4%Moderate 185 · 18.7%High 53 · 5.3%

Intravenous diclofenac vs NSAIDs

At least 50% reduction in pain · Adults (mean study ages 25 to 55 years) with acute postoperative pain after dental, mixed minor, abdominal, or orthopedic surgeries
2 findings from 1 review

Intravenous iron vs oral iron

All gastrointestinal symptoms Reported by the women · women with postpartum iron deficiency anaemia

It is very uncertain whether intravenous iron changes all gastrointestinal symptoms Reported by the women compared with oral iron (very low certainty).

1 finding from 1 review

Intravenous iron vs oral iron

Anaphylaxis or evidence of hypersensitivity Clinical assessment · women with postpartum iron deficiency anaemia

Intravenous iron showed no clear difference in anaphylaxis or evidence of hypersensitivity Clinical assessment compared with oral iron (low certainty).

1 finding from 1 review