Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Flow diagram of participant's progress. ACB, adductor canal block; AxBP, axillary level brachial plexus block; ESP, erector spinae plane block; ISB, interscalene level brachial plexus block; Pop-SNB, popliteal level sciatic nerve block; RSB, rectus sheath block; UGRA, ultrasound-guided regional anaesthesia.
