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Table 1 Demographic Characteristics and ASA Grades

From: Comparative study of the efficacy of ultrasound-guided erector spinae block and oblique subcostal transversus abdominis plane block for postoperative analgesia after laparoscopic cholecystectomy

 

Group O

Group E

P value

Age in years (mean ± SD)

44 ±12.1

44± 10.1

0.96

M/F

10/20

13/17

0.43

BMI in kg/m2 (mean ± SD)

23.9±3.1

24.3±2.8

0.63

ASA grade I/II/III

3/22/5

2/24/4

0.92