Application of single balloon enteroscopy-assisted therapeutic endoscopic retrograde cholangiopancreatography in patients after bilioenteric Roux-en-Y anastomosis: Experience of multi-disciplinary collaboration

Table 1 Baseline characteristics of study patients (n = 46)

Characteristic	Value
Age, yr, mean ± SD	72.1 ± 11.2
Male gender, n (%)	27 (58.7)
Indication for ERCP, n (%)
Common bile duct stone	32 (69.6)
Benign biliary stricture	20 (43.5)
Pancreaticobiliary malignancy	6 (13.0)
Foreign body at the anastomotic site	10 (21.7)
Duration since bilioenteric Roux-en-Y anastomosis, n (%)
≤ 5 yr
> 5 yr
Prior operation history
Pancreatico-duodenectomy	18 (39.1%)
Bilioenteric Roux-en-Y anastomosis	25 (54.3%)
Total pancreatectomy	1 (2.2%)
Billroth II gastroenterostomy + pancreatico-duodenectomy	1 (2.2%)
Bilioenteric Roux-en-Y anastomosis + pancreatico-duodenectomy	1 (2.2%)

SD: Standard deviation; ERCP: Endoscopic retrograde cholangiopancreatography.