References
respiratory depression, Drowsiness, pain
AIRWAY OBSTRUCTION, RESPIRATORY DEPRESSION, SECONDARY
Flow chart showing enrollment and randomization of the study.Baseline characteristics according to group.Comparisons of pain scores between the pethidine group and nitrous oxide group.* Student’s Comparisons of levels of satisfaction between the pethidine group and nitrous oxide group.Comparisons of side effects between the pethidine group and nitrous oxide group.Drowsiness: n (%)Drowsiness plus oxygen: n (%)Need of open airway *: n (%)Need of open airway plus oxygen: n (%)Oxygen: n (%)* Open airway: neck repositioning to relieve the discomfort caused by upper airway obstruction, caused by relaxed and dropped tongue secondary to respiratory depression due to pethidine.Comparisons of discharge scores between the pethidine group and nitrous oxide group.* Significant.