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Table 4 Comparison between cannulation success and failure

From: Duodenal major papilla morphology can affect biliary cannulation and complications during ERCP, an observational study

Cannulation failure No (n = 269) Yes (n = 17) p value
Papilla type    0.037*
 1 116 (43.12%) 2 (11.76%)  
 2 22 (8.18%) 3 (17.65%)  
 3 56 (20.82%) 7 (41.18%)  
 4 75 (27.88%) 5 (29.41%)  
Age 65 (53–75) 71 (65.5–85.5) 0.010*
Gender-Male 142 (52.79%) 8 (47.06%) 0.835
Indication    0.084
 Stone 200 (74.35%) 9 (52.94%)  
 Cancer 41 (15.24%) 6 (35.29%)  
 Other 28 (10.41%) 2 (11.76%)  
Diabetes a 74 (27.51%) 2 (11.76%) 0.255
Hypertension 123 (45.72%) 7 (41.18%) 0.909
CVA a 16 (5.95%) 3 (17.65%) 0.093
CRI a 27 (10.04%) 1 (5.88%) 1.000
COPD a 7 (2.60%) 2 (11.76%) 0.094
CAD a 17 (6.32%) 1 (5.88%) 1.000
Cirrhosis a 14 (5.20%) 0 (0.00%) 1.000
PAD
 0 153 (56.88%) 13 (76.47%) 0.215
 2 32 (11.90%) 2 (11.76%)  
 3 84 (31.23%) 2 (11.76%)  
Platelet 215 (163–287) 171 (123–269) 0.159
PT 10 (10–10.9) 11 (10.15–11.65) 0.103
APTT 28 (26.1–29.7) 30 (27.4–31.6) 0.058
GOT 105 (41.75–220.75) 110 (50.25–170.25) 0.837
GPT 122 (47–290.75) 85 (29–185.5) 0.190
Bilirubin 3 (1.2–5.85) 3 (1.3–8.5) 0.754
Creatinine 1 (0.67–1.02) 1 (0.8–1.32) 0.100
  1. Mann-Whitney U test. Chi-Square test. aFisher’s Exact test. *p < 0.05, **p < 0.01
  2. Continuous data were expressed median and IQR
  3. Categorical data were expressed number and percentage
  4. CVA Cerebral vascular disease, CRI Chronic renal insufficiency, COPD Chronic obstructive pulmonary disease, CAD Coronary artery disease, PT Prothrombin Time, APTT Activated Partial Thromboplastin Time, AST Aspartate transaminase, ALT Alanine transaminase, PAD Periampullary diverticulum