Fig. 1

Median and IQR of OPS pain scores at different times. T0 = immediate postoperative, T1 = 4 h postoperative, T2 = 8 h postoperative, T3 = 12 h postoperative, T4 = 24 h postoperative. # p < 0.05
Median and IQR of OPS pain scores at different times. T0 = immediate postoperative, T1 = 4 h postoperative, T2 = 8 h postoperative, T3 = 12 h postoperative, T4 = 24 h postoperative. # p < 0.05