Table 2.

Uni- and multivariate analysis of risk factors for post-ERC cholangitis

Variable	HR (univariate)	p-value	HR (multivariate)	p-value
Choledocholithiasis	3.95 (1.07–14.64)	0.040	2.72 (0.63–10.02)	0.096
Post OLT	0.37 (0.15–0.92)	0.032	0.52 (0.21–1.32)	0.086
Malignant disease	0.18 (0.038–0.325)	0.587	–-	–-
Smoking	0.39 (0.22–0.57)	0.901	–-	–-
Age	60.61(54.75–66.47)	0.778	–-	–-
EPT before inclusion	0.36 (0.18–0.53)	0.627	–-	–-
EPT during the study period	0.66 (0.49–0.83)	0.131	–-	–-

Data are expressed as case numbers (percentage) or mean ± standard deviation, ERC endoscopic retrograde cholangitis, EPT endoscopic papillotomy, OLT orthotopic liver transplantation, CRP c-reactive protein, mg/dl milligrams/decilitre, ALT alanine transferase, AST aspartate aminotransferase, U/l Units/litre, GGT gamma glutamyl transferase, g/l grams/litre, NAFLD non-alcoholic fatty liver disease, PBC primary biliary cholangitis, PSC primary sclerosing cholangitis, AIH autoimmune hepatitis, mg/dl milligrams/decilitre, G/l grams/litre, mmol/l millimole/litre, ml/min/m2 millilitres/minute/square meter, U/l Units/litre, sec second, µg/l microgram/litre