ERCP	endoscopic retrograde cholangiopancreatography
PTCD	percutaneous transhepatic cholangiodrainage
ASGE	American Society for Gastrointestinal Endoscopy
IDSA	Infectious Diseases Society of America
IQR	interquartile range
SMD	standardized mean difference
CI	confidence interval
CRP	C-reactive protein
AST	aspartate aminotransferase
ALT	alanine aminotransferase
ALP	alkaline phosphatase
MDRO	multidrug-resistant organism
IRB	Institutional Review Board