Endoscopic therapy using a self-expandable metallic stent with an anti-migration system for postorthotopic liver transplantation anastomotic biliary stricture

Table 1 Demographics of patients and baseline characteristics

Overall patient characteristics	Results
No. of patients, n	14
Gender, female sex, n (%)	7 (50)
Age (yr), mean (range)	56 (28-76)
Cause of liver transplant: n
HBV	2
HBV + HCV	1
Alcohol	3
Cryptogenic	2
NASH	1
Autoimmune hepatitis	2
Primary biliary cirrhosis	1
Familial amyloidosis	1
Primary hyperoxaluria	1
Presence of HCC: n	4
Time from OLT to ERCP (wk)
mean ± SD	116 ± 156
Median	45
Range	4-570
Patients with previous endoscopic treatment before Am-FCSEMS, n (%)	8 (57.14)
Procedures before Am-FCSEMS (mean)	2.25
Patients with no previous endoscopic treatment, n (%)	6 (42.86)

HBV: Hepatitis B virus; HCV: Hepatitis C virus; NASH: Nonalcoholic steatohepatitis; HCC: Hepatocellular carcinoma; ERCP: Endoscopic retrograde cholangiopancreatography; Am-FCSEMS: Fully covered self-expandable metal stents with anti-migration flaps.