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Table 3 Procedure related variables

From: The H.O.U.S.E. classification: a novel endoscopic retrograde cholangiopancreatography (ERCP) complexity grading scale

 

TOTAL

HOUSE 1

HOUSE 2

HOUSE 3

P

n = 1931

n = 1124

n = 541

n = 266

Procedure time (min) (mean ± SEM)

55.9 ± 0.9

40 ± 0.7

65 ± 1.5

106 ± 3.2

<.0001

Deep bile duct cannulation (%)a

92.7

90.9

95.8

95.1

0.0009

Previous sphincterotomy (%)

30.4

22.3

42.5

39.5

<.0001

Advanced procedures (%)

7.7

1.0

3.1

45.5

<.0001

  1. a136 excluded where the bile duct was not intended to cannulate
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BMC Gastroenterology

ISSN: 1471-230X

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