Gastroenterology Research and Practice / 2019 / Article / Tab 1

Research Article

Failure Factors to Reach the Blind End Using a Short-Type Single-Balloon Enteroscope for ERCP with Roux-en-Y Reconstruction: A Multicenter Retrospective Study

Table 1

Patients’ characteristics.

R-Y with gastrectomy
, (%)
R-Y without gastrectomy
, (%)
Total ()

Age, (years)
Sex, (%)
 Male101 (83)20 (57)121 (77)
 Female21 (17)15 (43)36 (23)
Reasons for surgery, (%)
 Ulcer of the upper GI tract3 (2.5)0 (0)3 (2)
 Malignancy of the upper GI tract117 (96)3 (8)120 (76)
 Malignancy of the biliary tract0 (0)16 (46)16 (10)
 Biliopancreatic congenital abnormalities0 (0)9 (26)9 (6)
 Others2 (1.5)7 (20)9 (6)
Reason for ERCP, (%)
 Bile duct stones83 (68)20 (57)103 (65.5)
 Carcinoma of the pancreas5 (4)1 (3)6 (4)
 Malignancy of the biliary tract14 (11.5)0 (0)14 (9)
 IPMN3 (2.5)0 (0)3 (2)
 Metastasis of L/n in porta hepatis8 (6.5)0 (0)8 (5)
 Stricture of the anastomotic site0 (0)12 (34)12 (7.5)
 Others9 (7.5)2 (6)11 (7)
BMI, (%)
 <18.548 (39)5 (14)53 (34)
 ≥18.574 (61)30 (86)104 (66)
ASA score, (%)
 ≤282 (67)28 (80)110 (70)
 ≥340 (33)7 (20)47 (30)
Peritoneal dissemination, (%)
 Present14 (11)1 (3)15 (10)
 Absent108 (89)34 (97)142 (90)
Number of abdominal operations, (%)
 1 time86 (70)25 (71)111 (71)
 ≥2 times36 (30)10 (29)46 (29)
Surgical records, (%)
 Available80 (66)18 (51)98 (62)
 Not available42 (34)17 (49)59 (38)

AOSC: acute obstructive suppurative cholangitis; ASA: American Society of Anesthesiologists; BMI: body mass index; CBD: common bile duct; ERCP: endoscopic retrograde cholangiopancreatography; GI: gastrointestinal; IPMN: intraductal papillary mucinous neoplasm; IPNB: intraductal papillary neoplasm of the bile duct; R-Y: Roux-en-Y; SD: standard deviation.

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