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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%

Infraclavicular block vs all other brachial plexus blocks

Adequate surgical anaesthesia ‐ At 30 minutes post‐block assessment interval · patients with regional anaesthesia of the lower arm

infraclavicular block showed no clear difference in adequate surgical anaesthesia ‐ At 30 minutes post‐block assessment… compared with all other brachial plexus blocks (high certainty).

1 finding from 1 review

Infraclavicular block vs all other brachial plexus blocks

Supplementation required for surgical anaesthesia · patients with regional anaesthesia of the lower arm

infraclavicular block showed no clear difference in supplementation required to achieve adequate surgical anaesthesia compared with all other brachial plexus blocks (high certainty).

1 finding from 1 review

Intervention not reported

Death (at one month) · participants ventilated by one‐lung

It is very uncertain whether the intervention changes death (at one month) (very low certainty).

1 finding from 1 review