3. Results
Pain
During the study period, August 2021 to December 2022, a total of 110 eligible women were enrolled in the study. Of them, four patients were excluded before allocation, as presented in Pain scores during, immediately and 30 min after procedures were not significantly different in the two groups (4.94 ± 3.15, 2.74 ± 2.57, 1.58 ± 2.13 vs. 5.47 ± 2.80, 2.98 ± 2.70, 1.64 ± 2.70; Satisfaction scores were comparable in both groups (Additionally, the discharge scores, assessed by the modified post-anesthesia discharge scoring system, showed a significantly faster recovery time in the nitrous oxide group at 60 and 90 min after the procedure (