Table 2.

Characteristics of choledocholithiasis and the results of stone clearance with EPLBD

Number of CBD stones
Single	39 (38.6%)
Multiple	62 (61.4%)
Mean size of CBD stone (mm)	21.8 ± 8.5 (range 7–52)
CBD diameter (mm)	22.6 ± 5.7 (range 11–45)
Size of balloon (mm)	17.1 ± 1.9 (range 15–20)
Overall success in stone removal	101 (100%)
Sessions required for complete stone removal
Single session	93 (92.1%)
Two sessions	8 (7.9%)
Mechanical lithotripsy	7 (6.9%)

EPLBD endoscopic papillary large balloon dilatation, CBD common bile duct