Repair of a common bile duct defect with a decellularized ureteral graft

Table 1 Post-operative complications in animals

Complications	Groups
	T-tube	Stent	Stentless
Bile leakage	0/6	0/6	1/6
Biliary stricture	0/6	1/6	6/6
Hepatolithiasis	0/6	0/6	3/6

Table 2 Biochemical results of animals in each group

Parameters	Normal range	Groups	1 mo postoperative	2 mo postoperative	3 mo postoperative
Total bilirubin (μmol/L)	1.7-8.5	T-tube	3.0 ± 0.3	3.2 ± 0.3	3.3 ± 0.4
		Stent	3.2 ± 0.5	3.4 ± 0.5	3.6 ± 0.5
		Stentless	68.2 ± 15.1ac	106.3 ± 29.2ac	NA
Alanine aminotransferase (IU/L)	15.0-66.0	T-tube	35.2 ± 12.6	30.1 ± 5.3	36.1 ± 10.3
		Stent	34.3 ± 12.1	32.1 ± 6.2	33.2 ± 7.2
		Stentless	122.5 ± 35.1ac	209.5 ± 35.4ac	NA
Gamma-glutamyl transpeptidase (IU/L)	10.0-88.0	T-tube	51.2 ± 7.2	50.1 ± 5.3	48.8 ± 6.6
		Stent	47.1 ± 5.3	52.1 ± 6.2	52.0 ± 10.6
		Stentless	233.4 ± 61.5ac	265.8 ± 82.6ac	NA

^aP < 0.05, stent group vs stentless group;

^cP < 0.05, T-tube group vs stentless group. NA: Not available.