Table 1.

Overall characteristics of 148 patients who underwent single-operator cholangiopancreatoscopy

Characteristic	Value
Male/female, n	98/50
Mean age (yr), (range)	68.4 (38-93)
Previous examination, n (%)
CT	146 (98.6)
MRCP	96 (64.9)
ERCP	148 (100)
Preparation of the papilla, n (%)
EST	130 (87.8)
EPBD	3 (2.1)

CT: Computed tomography; MRCP: Magnetic resonance cholangiopancreatography; ERCP: Endoscopic retrograde cholangiopancreatography; EST: Endoscopic sphincterotomy; EPBD: Endoscopic papillary balloon dilation.