Table 3. Effect of early ERCP on inpatient mortality in gallstone pancreatitis.

			Odds of Death if ERCP was done early
	Univariate OR (95 %)	P value	Multivariate OR (95 %CI)	P value
ERCP > Day 1	Ref	NA	Ref	NA
ERCP ≤ Day 0–1	0.69 (0.54 0.86)	< 0.001	1.00 (0.79 1.28)	0.976
Age	1.05 (1.05 1.06)	< 0.001	1.03 (1.02 1.04)	< 0.001
Severe Pancreatitis	49.4 (42.9 56.9)	< 0.001	25.5 (18.0 36.1)	< 0.001
Elixhauser Index	1.47 (1.44 1.49)	< 0.001	1.09 (1.02 1.17)	0.009

ERCP, endoscopic retrograde cholangiopancreatography.