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Table 3 Comparison of postoperative analgesia requirement between groups for first 24 h

From: Ultrasound-guided bilateral modified-thoracoabdominal nerve block through a perichondrial approach (M-TAPA) in patients undergoing laparoscopic cholecystectomy: a randomized double-blind controlled trial

Time Frame

Group M-TAPA

Group Control

P value

Tramadol(mg) 0–1 (first h)

50 (0–100)

100 (50–200)

< 0.001 #

Tramadol(mg)0–12 (first12 h)

0 (0–100)

50 (0–200)

0.002 #

Tramadol(mg)12–24(second12h)

0 (0–100)

50 (0–150)

< 0.001 #

Tramadol(mg) 0–24 h (first 24 h)

100 (0–200)

200 (100–300)

< 0.001 #

  1. Statistically significant differences are highlighted in bold. #Mann Whitney U test. Values are presented as median (minimum, maximum). (M-TAPA: modified-thoracoabdominal nerves block through a perichondrial approach)