Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,434 questions · 2,594 findings · 269 reviews

No studies found 543 · 20.9%GRADE not reported 191 · 7.4%Very low 676 · 26.1%Low 732 · 28.2%Moderate 399 · 15.4%High 53 · 2%

Preoperative education vs usual care

Total number of serious adverse events (infection, thrombosis, other serious adverse events · patients with knee replacement surgery

Preoperative education showed no clear difference in total number of serious adverse events (infection, thrombosis, other… compared with usual care (low certainty).

1 finding from 1 review

Preoperative education vs usual care

Total number of serious adverse events (infection, thrombosis, other serious adverse events · hip replacement

It is very uncertain whether preoperative education changes total number of serious adverse events (infection, thrombosis, other… compared with usual care (very low certainty).

1 finding from 1 review