Group C (n = 20)

Group N (n = 20)

Group D (n = 20)

P value

Postoperative VAS scores

3.9 ± 2.6

1.8 ± 1.3^*

2.2 ± 1.7^*

<0.001

Time to first dose of postoperative supplementary analgesia (Paracetamol) (min)

125.1 ± 12.3

271.9 ± 9.1^*

212.4 ± 9.6^*

<0.001

Total dose of consumption of nalbuphine (mg) in the first 24 h

34.75 ± 5.05

18.5 ± 4.32^*

24.7 ± 4.6^*

<0.001