Endoscopic retrograde cholangiopancreatography and laparoscopic cholecystectomy during the same session: Feasibility and safety

Table 1 Characteristics of the patients

Characteristic	Group 1 (n = 91)	Group 2 (n = 65)
Age (yr)	53.6 ± 8.7	55.3 ± 9.4
Sex (male/female)	32/59	17/48
ASA (I/II/III)	63/23/5	12/4/1949
Diameter of CBD (mm)	10.5 ± 2.6	11.2 ± 2.7
Maximal diameter of CBD stone (mm)	6.4 ± 1.4	6.7 ± 1.3
Bilirubin (μmol/L)	37.3 ± 8.6	39.1 ± 9.2
Alanine aminotransferase (U/L)	127.2 ± 43.5	119.5 ± 47.8
Aspartate aminotransferase (U/L)	105.9 ± 32.7	109.8 ± 35.0
Gamma glutamyl transpeptidase (U/L)	224.3 ± 63.3	233.1 ± 65.1

CBD: Common bile duct; ASA: American Society of Anesthesiologists.