Pancreatic hardness: Correlation of surgeon’s palpation, durometer measurement and preoperative magnetic resonance imaging features

Table 3 Univariate and multivariate regression analyses assessing the association between the factors and pancreatic hardness

	Univariate			Multivariate
	Coefficient	SE	P value	Coefficient	SE	P value
Parenchyma diameter	-0.022	0.044	0.611	-
Duct diameter	0.520	0.137	< 0.001	1.001	0.380	0.008
D/P ratio	4.819	1.442	0.001	-3.616	4.102	0.378
ADCmean (mm2/s)	-0.001	0.001	0.083	0	0.003	0.923
ADCmin (mm2/s)	-0.002	0.001	0.017	-0.004	0.003	0.166
RSID (%)	0.013	0.014	0.356	-

D/P ratio: Duct/parenchyma ratio; ADC: Apparent diffusion coefficient; ADC_mean: Mean ADC value; ADC_min: Minimal ADC value; RSID: Relative signal intensity decreases; SE: Standard error.