The Evaluation of Clinical Status of Endoscopic Retrograde Cholangiography for the Placement of Metal and Plastic Stents in Cholangiocarcinoma Therapy

Table 3

Comparison of postoperative complications between the two groups (cases, %).

Groups	The plastic stent group ()	The metal stent group ()
Stent displacement	6 (13.95)	1 (3.57)	2.057	0.152
Intraoperative expansion	4 (9.30)	1 (3.57)	0.851	0.356
Postoperative pancreatitis	5 (11.63)	1 (3.57)	1.423	0.233
Cholangitis	3 (13.95)	1 (3.57)	2.057	0.152
No decrease in total bilirubin	2 (0.00)	0 (0.00)	1.340	0.247
Liver abscess	1 (0.00)	0 (0.00)	0.661	0.416
Bleeding	2 (4.65)	0 (0.00)	1.340	0.247
Total complication rate	23 (53.49)	4 (14.29)	11.059	<0.001