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Table 5 Cannulation time and difficult cannulation comparation according traditional division

From: A new classification of periampullary diverticulum: cannulation of papilla on the inner margins of the diverticulum (Type IIa) is more challenging

 

Non-PAD Group

PAD Group

P value

 

Type I

Type II

Type III

Cannulation time (min)

3.50 (1.00, 7.75) b

2.00(1.00, 3.00) a

2.50(0.67,6.00) b

3.50 (1.50, 7.50) b

0.048

Difficult cannulation(%)

23.2%

7.4%

19.7%

18.9%

0.299

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BMC Gastroenterology

ISSN: 1471-230X

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