Effect of Acupuncture on Postoperative Pain in Patients after Laparoscopic Cholecystectomy: A Randomized Clinical Trial

Table 5

BCS scores at 0 h, 6 h, 9 h, and 12 h.

	Acupuncture group (n = 21)	Control group (n = 21)	value^a
BCS score
0 h	1 (0, 3)	1 (0, 3)	0.884
6 h	2 (0, 4)	1 (0, 2)	0.007
9 h	2 (1, 3)	2 (0, 3)	0.396
12 h	3 (2, 4)	3 (2, 4)	0.383

Data are presented as the median (min,max). ^aCalculated using Mann–Whitney U rank sum test.