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Table 4 Cannulation time and difficult cannulation rates in patients with and without PAD

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

 

B

Type I

Type IIa

Type IIb

Type III

Cannulation time (min)

3.50 (1.00, 7.75)a

2.00(1.00, 3.00)bc

5.00 (1.50, 14.00)ac

0.67 (0.50, 2.88)b

3.50 (1.50, 7.50)a

 < 0.001

Difficult cannulation

41 (23.2%)ab

2 (7.4%)b

11 (31.4%)a

3 (8.3%)ab

21(18.9%)ab

0.046

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BMC Gastroenterology

ISSN: 1471-230X

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