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Table 2 Comparison between VAS pain scores and basic characteristics categories

From: The use of intrathecal morphine for acute postoperative pain in lower limb arthroplasty surgery: a survey of practice at an academic hospital

Variable

 

VAS pain scores n (%)

p-value

 

None

Mild 1–3

Moderate 4–6

Severe > 6

Age in years

< 40

3 (43)

2 (29)

1 (14)

1 (14)

0.45

40–49

2 (40)

1 (20)

2 (40)

0 (0)

50–59

4 (21)

10 (53)

4 (21)

1 (5)

60–69

4 (17)

14 (61)

1 (4)

4 (18)

70+

2 (17)

6 (50)

2 (17)

2 (17)

Weight

Median (IQR)

73 (60–85)

70 (65–80)

73 (69–79)

75 (75–81)

0.48

ASA

I

1 (12)

5 (63)

1 (12.5)

1 (12.5)

0.61

II

13 (25)

26 (49)

9 (17)

5 (9)

III

1 (20)

2 (40)

0 (0)

2 (40)

Surgery

THR

11 (23)

24 (50)

9 (19)

4 (8)

0.34

TKR

4 (22)

9 (50)

1 (6)

4 (22)

  1. VAS Visual Analogue Scale