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Table 1 Patient baseline and perioperative characteristics

From: A randomized controlled trial on analgesic effect of repeated Quadratus Lumborum block versus continuous epidural analgesia following laparoscopic nephrectomy

Variables

QLB group

(n = 31)

Epidural group

(n = 31)

p value

Men (%)

21 (67.74)

20 (64.51)

1.000

Age (years)

38.29 ± 12.97

39.97 ± 11.49

0.447

Body weight (kg)

64.34 ± 10.10

62.72 ± 10.06

0.530

Body height (cm)

164.06 ± 7.62

161.80 ± 8.74

0.277

BMI (kg/m2)

24.06 ± 3.82

24.13 ± 4.06

0.940

ASA

  

0.794

 ASA 1 (%)

18 (58.06)

20 (64.51)

 

 ASA 2 (%)

13 (41.94)

11 (35.49)

 

Intraoperative fentanyl dosage (μg)

50 (34.66–83.08)

50 (40.73–101.21)

0.442

Intraoperative ephedrine dosage (mg)

0 (1.37–9.59)

10 (5.48–14.39)

0.026

Duration of surgery (minute)

285.6 ± 42.6

292.2 ± 44.4

0.551

Duration of anesthesia (minute)

354.6 ± 36.6

357.6 ± 33.6

0.796

Total bupivacaine dosage (mg)

200.00 ± 0.00

253.19 ± 11.12

< 0.001

  1. QLB Quadratus lumborum block, BMI Body mass index, ASA American Society of Anesthesiologist. Data are presented in number (percentage), mean ± standard deviation or median (95% confidence interval).