Table 4 Odds ratio of being an IPMN at-risk patient with a cystic mural nodule compared with the shape of the main pancreatic duct
Shape | Mural nodule | OR (95% CI) | P value | |||
|---|---|---|---|---|---|---|
Yes (n = 14) | No (n = 94) | % | Size, mm mean (range) | |||
Descending | 5 | 32 | 13.5 | 14 (6–26) | 1 | |
Vertical | 1 | 9 | 10.0 | 13 (13) | 0.93 (0.09–5.55) | 0.944 |
Sigmoid | 3 | 30 | 9.1 | 12 (10–13) | 0.68 (0.15–2.78) | 0.591 |
Loop type | 1 | 3 | 25.0 | 8 (8) | 2.53 (0.22–19.50) | 0.411 |
Reverse-Z type | 1 | 7 | 12.5 | 5 (5) | 1.18 (0.11–7.31) | 0.870 |
N-shape | 3 | 3 | 50.0 | 7 (5–8) | 5.91 (1.02–36.00) | 0.048 |
Pancreas divisum | 0 | 10 | 0 | 0.28 (0.002–2.84) | 0.332 | |