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Table1 Patients characteristics

From: Utility and safety of a new uneven double-lumen sphincterotome in cases of difficult biliary cannulation

 

The magictome group

The conventional group

P value

n = 44

n = 75

 

Age, median (range), year

72.0 (42–89)

74.0 (36–93)

0.36

Sex (male/female), n

25 /19

48/27

0.56

Indication of ERCP, n (%)

   

 CBD stone

24 (54.5)

38 (50.7)

0.83

 Neoplasm

16 (36.4)

22 (29.3)

0.56

 Others

4 (9.1)

15 (20.0)

0.13

ASA ≥ 3, n (%)

4 (9.1)

9 (12.0)

0.77

Anticoagulant use, n (%)

7 (15.9)

17 (22.7)

0.52

Duodenum diverticulum, n (%)

3 (6.8)

5 (6.7)

1.0

Oral protrusion of the papilla, mm (mean ± SD)

10.4 ± 4.9

9.7 ± 2.9

0.33

Purpose of ERCP, n (%)

   

 EST

27 (61.4)

39 (52.0)

0.42

 EPBD

1 (2.3)

6 (8.0)

0.26

 IDUS

15 (34.1)

16 (21.3)

0.19

 EBD

20 (45.5)

31 (41.3)

0.81

 Biopsy

2 (4.5)

3 (4.0)

1.0

Cases performed by trainee, n (%)

22 (50.0)

32 (42.7)

0.56

  1. CBD, common bile duct; ASA, American Society of Anesthesia Classification (Owens WD, et al. Anesthesiology 1978, 49:239–243.); EST, endoscopic sphincterotomy; EPBD, endoscopic papillary balloon dilation; IDUS, intraductal ultrasound sonography; EBD, endoscopic biliary drainage