Table 2 Perioperative visual analogue scale of pain

Skin incision

5 (3, 7)^#

3 (1, 5)*

3 (1.75, 5)*

0.002

Division of subcutaneous tissue

4 (2, 6)

2 (0, 3.25)*

2 (0.75, 4)

0.007

Parietal peritoneum manipulation

6 (5, 7)

3 (0, 6)*^,#

7 (4.75, 9)

< 0.001

Catheter exit

4 (3, 4)

5.5 (4, 8)*

5 (3, 7.25)

0.005

Incision closing

4 (3, 5)

2 (0, 3)*

3 (0, 5)

0.004

At rest at 2 h postoperatively

2 (1, 3)^#

1 (0, 2)*

1 (0, 1.25)

0.001

With coughing at 2 h postoperatively

2 (2, 3)

1 (0, 2)*^,#

2 (2, 3)

< 0.001

At rest at 24 h postoperatively

1 (0, 2)

1 (0, 2)

1 (0, 1)

0.717

With coughing at 24 h postoperatively

2 (0, 3)

1 (0, 2)

2 (2, 2.25)

0.240