From: Dilation of the cystic duct confluence in laparoscopic common bile duct exploration and stone extraction in patients with secondary choledocholithiasis
Variable
Value
Sex
Men
19 (27.9%)
Women
49 (72.1%)
Mean age, year (range)
53 ± 14 (18–72)
Previous abdominal surgery history
8 (11.8%)
ASA I/II/III
42/20/6
Number of CBD stone
1
54
2–3
12
> 3
2
Median diameter of largest stone, mm (range)
9 (3–11)