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Table 1 General information of the two groups

From: Analgesic efficacy of an opioid-free postoperative pain management strategy versus a conventional opioid-based strategy following laparoscopic radical gastrectomy: an open-label, randomized, controlled, non-inferiority trial

Characteristic

C-TAPB group (n = 46)

Conventional group (n = 49)

P value

Sex, No. (%)

  

0.38

 Male

27 (58.70)

33 (67.35)

 

 Female

19 (41.30)

16 (32.65)

 

Age, mean (SD), y

59.20 ± 11.92

60.33 ± 11.22

0.51

Height, mean (SD), cm

164.07 ± 7.88

163.88 ± 7.51

0.43

Weight, mean (SD), kg

61.59 ± 11.07

59.85 ± 10.32

0.57

BMI, mean (SD), kg/m2

22.76 ± 2.99

22.20 ± 3.02

0.75

Nutrition score, No. (%)

  

0.26

  < 3

36 (78.26)

38 (77.55)

 

  ≥ 3

10 (21.74)

11 (22.45)

 

AJCC stage, No. (%)

  

0.90

 I

15 (32.61)

14 (28.57)

 

 II

11 (23.91))

13 (26.53)

 

 III

20 (43.48)

22 (44.90)

 

Surgical procedure, No. (%)

  

0.12

Radical distal subtotal gastrectomy

19 (41.30)

28 (57.14)

 

Radical total gastrectomy

27 (58.70)

21 (42.86)

 

Length of abdominal incision, mean (SD), cm

8.63 ± 1.02

8.55 ± 0.91

0.42

Time of surgery, (SD), min

236.80 ± 24.63

232.88 ± 19.26

0.57

Intraoperative blood loss, (SD), mL

69.13 ± 30.25

72.65 ± 27.60

0.15

Intraoperative infusion volume, (SD), mL

1600.00 ± 508.4

1469.34 ± 406.31

0.19

  1. BMI body mass index, AJCC American Joint Committee on Cancer