Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,438 questions · 1,463 findings · 125 reviews · Anaesthesia

No studies found 197 · 13.5%GRADE not reported 203 · 13.9%Very low 307 · 21%Low 441 · 30.1%Moderate 245 · 16.7%High 70 · 4.8%

Bispectral index vs ETAG

Occurrence of intraoperative awareness Time points of measure after surgery: 2 to 6 hours;12 hours; 1 day; 2 days; 3 days; 14 days; 30 days; or time point was not reported Measurement tools: simple questioning; interviews; or structured questionna... · adults undergoing surgery with general anaesthesia

BIS showed no clear difference in occurrence of intraoperative awareness Time points of measure after… compared with ETAG (low certainty).

1 finding from 1 review

Epidural analgesia vs peripheral nerve blocks

Duration of tracheal intubation · adults undergoing cardiac surgery without cardiopulmonary bypass

It is very uncertain whether epidural analgesia changes duration of tracheal intubation compared with peripheral nerve blocks (very low certainty).

1 finding from 1 review

Epidural analgesia vs peripheral nerve blocks

Pain at rest at 6 to 8 hours (score from 0 to 10) · adults undergoing cardiac surgery without cardiopulmonary bypass

It is very uncertain whether epidural analgesia changes pain at rest at 6 to 8hours after surgery (score from 0 to 10) compared with peripheral nerve blocks (very low certainty).

1 finding from 1 review