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Table 7 compares the visual analog scores of different groups

From: Comparing opioid free general anesthesia to traditional balanced general anesthesia regarding achievement of enhanced recovery in laparoscopic bariatric surgeries

Visual analog score

TBA (n=30)

OFA (n=30)

Mann-Whitney test

z

P value

30 min

6 (5–7)

2 (0–4)

4.7

< 0.001

1 h

8 (7–8)

3.5 (2–5)

5.86

< 0.001

2 h

4 (3–5)

4 (3–5)

0.6

0.53

6 h

7 (7–8)

4 (3–5)

5.8

< 0.001

12 h

7 (7–8)

4 (3–5)

5.8

< 0.001

18 h

6 (5–7)

3 (3–4)

5.3

< 0.001

24 h

5 (4–5)

3 (2–4)

3

0.003

30 h

4 (3–4)

3 (2–4)

1.8

0.07

36 h

3 (3–4)

3 (3–3)

1.9

0.06

42 h

3 (2–3)

3 (2–3)

1.6

0.1

48 h

3 (1–3)

3 (1–3)

0.02

0.98

  1. Data is expressed as median (IQR): interquartile range