Table 3 Pain numeric rating scale (NRS) scores for 48 h postoperatively

Control

0 [0]

0 [0]

0 [0]

0.389

0th minute

0 [0]

0 [0]

0 [0]

0.362

30th minute

0 [0]

0 [1]

0 [0]

0.283

1st hour

1 [3]

0 [1]

1 [2]

0.474

2nd hour

3 [3.5]*

2 [1]

1 [1]

0.032

6th hour

5 [3.5]*

2 [0.5]

2 [1.5]

< 0.001

12th hour

4 [3.5]*

2 [1]

2 [1]

< 0.001

24th hour

5 [2]*

2 [1]

2 [1]

0.001

48th hour

3 [3]

3 [1]

3 [2]

0.302