Bedside score predicting retained common bile duct stone in acute biliary pancreatitis

Table 1 Demographics and laboratory characteristics of study cohort

Parameters	Group A (without stones)	Group B (with stones)
Number of patients	121	33
Age (yr) (mean ± SD)	54.8 ± 18.8	68.9 ± 14.3
Gender, n (%)
Male	57 (47)	11 (33.3)
Female	64 (53)	22 (66.7)
Alanine aminotransferase, U/L	171.9 ± 238.9	363.3 ± 347
Aspartate transaminase, U/L	170.7 ± 267.4	387.7 ± 290.5
Alkaline phosphatase, U/L	143.6 ± 122.1	246.7 ± 133.1
Gamma-glutamyltransferase, U/L	291.1 ± 284	594.4 ± 385.2
Total bilirubin, mg/dL	2.2 ± 5.2	3.4 ± 2.6
White blood cells (× 103/cm)	11.6 ± 4.5	12.7 ± 4.7
Common bile duct width by US (mm)	6.4 ± 1.6	7.3 ± 2.9

US: Ultrasound.