Diffusion Kurtosis MR Imaging versus Conventional Diffusion-Weighted Imaging for Distinguishing Hepatocellular Carcinoma from Benign Hepatic Nodules

Table 4

values for intergroup differences using the Mann–Whitney U test.

Groups	Parameters
	ADC (×10^−3 mm^2/s)	D (×10^−3 mm^2/s)	K
HCC-FNH	<0.001	<0.001	0.011
HCC-hemangioma	<0.001	<0.001	<0.001
FNH-hemangioma	0.260	0.985	0.001
HCC-HCA	1.000	1.000	1.000
FNH-HCA	0.085	0.127	1.000
HCA-hemangioma	0.046	1.000	0.086

HCC, hepatocellular carcinoma; FNH, focal nodular hyperplasia; HCA, hepatocellular adenoma; K, kurtosis; D, diffusivity; ADC, apparent diffusion coefficient.