Regional anesthesia

Optimal local anesthetic for spinal anesthesia in patients undergoing ambulatory non-arthroplasty surgery: a systematic review and Bayesian network meta-analysis of randomized controlled trials

Can J AnaesthPublished Systematic review and Bayesian network meta-analysis of randomised controlled trials

Authors' conclusion

Evidence supports 2-chloroprocaine for short-duration spinal anesthesia in the ambulatory setting.

Study context

Population
Adults undergoing ambulatory (daycare) non-arthroplasty surgery under spinal anaesthesia, mostly knee arthroscopy
Participants
3,299 adults · 44 trials
Comparison
11 local anaesthetic agents/doses for spinal anaesthesia
Outcome
Time to discharge
Methodological detailsConfidence in Network Meta-Analysis (CINeMA) certainty assessment, SUCRA ranking
  • CINeMA certainty assessment
  • SUCRA ranking

Pooled result

As reported in the abstract

Discharge readiness
  • 2-chloroprocaine, lidocaine and mepivacaine superior for discharge readiness
  • Low- to moderate-certainty evidence

Further pooled results

Sensory and motor block duration, time to first ambulation, spontaneous voiding

2-chloroprocaine ranked highest

Original publication

Optimal local anesthetic for spinal anesthesia in patients undergoing ambulatory non-arthroplasty surgery: a systematic review and Bayesian network meta-analysis of randomized controlled trials. Can J Anaesth. Published 8 April 2025. doi:10.1007/s12630-025-02924-4

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