Clinical evaluation of endoscopic biliary stenting in treatment of malignant obstructive jaundice

Table 3 Incidence of complications between the observation and control groups, n (%)

Group	Biliary tract bleeding	Gastrointestinal bleeding	Pancreatitis	Cholangitis	Total incidence
Observation group (n = 29)	1 (3.45)	0 (0.00)	0 (0.00)	1 (3.45)	2 (6.90)
Control group (n = 30)	2 (6.67)	3 (10.00)	1 (3.33)	3 (10.00)	9 (30.00)
P value	-	-	-	-	0.023
χ²	-	-	-	-	5.189