Table V.
Clinical characteristics of patients with IPMC and IPMN.
| Characteristics | Benign IPMN (n=27) | IPMC (n=11) | P-value |
|---|---|---|---|
| Median age, years (range) | 69.5 (48.0–89.0) | 74.5 (47.0–91.0) | 0.71 |
| Sex, male (%) | 11 (40.7) | 8 (63.6) | 0.15 |
| Presence of symptoms, n (%) | 0 (0.0) | 7 (36.3) | 0.0001 |
| Hx of diabetes mellitus, n (%) | 7 (33.3) | 4 (33.3) | 0.99 |
| Hx of pancreatitis, n (%) | 2 (7.4) | 0 (0.0) | 0.99 |
| Hx of smoking, never/ever/current | 15/5/7 | 5/5/1 | 0.29 |
| Family Hx of pancreatic tumor (%) | 1 (3.7) | 1 (9.1) | 0.50 |
| Location of the lesion, Ph/Pb/Pt/diffuse | 12/7/4/4 | 6/3/0/2 | 0.60 |
| Median cyst diameter, mm (range) | 24.5 (12.0–63.0) | 31.0 (10.0–170.0) | 0.09 |
| Median MPD diameter, mm (range) | 4.4 (1.5–13.0) | 11.2 (2.2–33.0) | 0.0003 |
| Median size of mural nodule, mm (range) | 8.1 (3.0–15.0) | 18.0 (4.0–50) | 0.02 |
Hx, history; Ph/Pb/Pt, pancreatic head, body and tail; MPD, main pancreatic duct; IPMN, intraductal papillary mucinous neoplasm; IPMC, IPMN-derived carcinoma.