Abbreviations
nausea, postoperative nausea and vomiting
American Society of AnesthesiologistsAbsolute standardized mean differenceBody mass indexConfidence intervalDuration of the anesthesiaDuration of the operationHistory of motion sicknessHistory of postoperative nausea and vomitingIntraoperative opioids consumptionInverse probability of treatment weightingLaparoscopic bariatric surgeryLaparoscopic sleeve gastrectomyLaparoscopic sleeve gastrectomy plus duodenojejunal bypasslaparoscopic sleeve gastrectomy plus jejunojejunal bypassMean differenceNot applicableNeuromuscular blockadeNeuromuscular blocking drugsOne anastomosis gastric bypassOdds ratioPost anesthesia care unitPenehyclidine hydrochlorideA trial exploring the effect of penehyclidine hydrochloride on postoperative nausea and vomiting in bariatric surgeryPostoperative nauseaPostoperative nausea and vomitingPostoperative vomitingPropensity score matching.