Nitrous oxide analgesia for external cephalic version: A randomized controlled trial
Straube LE, Fardelmann KL, Penwarden AA, Chen F, Harker E, Redmon BF, Li Q, Strauss R, Smith KA. Nitrous oxide analgesia for external cephalic version: A randomized controlled trial. Journal Of Clinical Anesthesia 2020, 68: 110073. PMID: 33017784, DOI: 10.1016/j.jclinane.2020.110073.Peer-Reviewed Original ResearchMeSH KeywordsAnalgesiaBreech PresentationFemaleHumansInfantNitrous OxidePainPregnancyTreatment OutcomeVersion, FetalConceptsExternal cephalic versionNitrous oxide analgesiaCephalic versionNitrous oxide groupOxygen placeboBreech presentationPatient satisfactionDouble-blinded randomized placebo-controlled trialRandomized placebo-controlled trialAnesthesiology physical status IRoutine useIntra-procedural painMean pain scorePlacebo-controlled trialPhysical status IYears of ageMinimal side effectsNitrous oxide/50Analgesic benefitPain scoresSecondary outcomesSingleton pregnanciesStatus IPrimary outcomeNeuraxial anesthesia