Pediatric anesthesia & critical care
Median effective dose of 0.2% ropivacaine for ultrasound-guided median nerve block in young children
Authors' conclusion
A single dose of ropivacaine was an effective agent for young children requiring ultrasound-guided lower forearm median nerve block in open surgery for trigger thumb.
Study context
- Population
- American Society of Anesthesiologists (ASA) I–II children scheduled for elective open trigger thumb repair
- Participants
- 52 children
- Comparison
- 1- to 3-year-olds vs 3- to 6-year-olds
- 1- to 3-year-oldsn = 28
- 3- to 6-year-oldsn = 24
- Outcome
- Effective dose (ED50) of 0.2% ropivacaine for ultrasound-guided lower forearm median nerve block
Methodological detailsDixon's up-and-down method, probit regression
- Dixon's up-and-down method
- Probit regression
Main finding
As reported in the abstract
ED50
Further findings
ED95 · probit regression
Safety
- No adverse events occurred
Original publication
Median effective dose of 0.2% ropivacaine for ultrasound-guided median nerve block in young children. Anaesth Crit Care Pain Med. Published 17 September 2022. doi:10.
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