Table 3.

Association of calculated threshold of main pancreatic duct (MPD) with malignancy in head-neck intraductal papillary mucinous neoplasms (IPMNs)

	Univariate analysis		Multivariate analysis
	OR	P value	OR	P value
MPD diameter (≥ 6.5 mm vs. < 6.5 mm)	12.73 (5.04–32.16)	< 0.001	14.14 (4.61–43.39)	< 0.01
Size (≥ 30 mm vs. < 30 mm)	3.63 (1.48–8.89)	0.005	2.39 (0.77–7.45)	0.13
CA19-9 (≥ 37 U/ml vs. < 37 U/ml)	3.30 (1.39–7.80)	0.006	3.68 (1.05–12.87)	0.04
Mural nodule (yes vs. no)	2.93 (1.03–8.36)	0.04	1.77 (0.45–7.00)	0.43
Diabetes Mellitus (yes vs. no)	5.07 (1.80–14.31)	0.002	2.01 (0.51–7.92)	0.32
CEA (≥ 5 vs. < 5 ng/ml)	4.02 (1.31–12.32)	0.015	1.23(0.23–8.68)	0.39

CA19-9 carbohydrate antigen 19-9, CEA carcinoembryonic antigen, OR odds ratio