Research Article

Efficacy and Safety of Endoscopic Papillary Large Balloon Dilation for Removal of Large Bile Duct Stones in Advanced Age

Table 2

Clinical outcomes of endoscopic retrograde cholangiopancreatography.

VariablesTotal ()<80 years ()≥80 years () value

Overall stone clearance196 (96.1)144 (97.3)52 (92.9)0.145
Number of sessions of endoscopy
 1143 (70.1)101 (68.2)42 (75.0)0.682
 251 (25.0)41 (27.7)10 (17.9)
 ≥310 (4.9)6 (4.1)4 (7.1)
Stent placement
 ENBD38 (18.6)27 (18.2)11 (19.6)0.819
 ERBD33 (16.2)24 (16.2)9 (16.1)0.980
Mechanical lithotripsy19 (9.3)13 (8.8)6 (10.7)0.672
Pancreatogram46 (22.5)36 (24.3)10 (17.9)0.324

ENBD: endoscopic nasobiliary drainage; ERBD: endoscopic retrograde biliary drainage. Values are presented as numbers (%).