Table 2.

Spearman correlations between IVIM DW-MRI parameters and enhancement ratios measured with contrast-enhanced T1-weighted imaging in all HCCs. There were significant correlations between D/PF and enhancement ratios in HCC.

Liver parenchyma		ER AP (%)	ER PVP (%)	ER LVP (%)
D	r	0.206	0.107	0.232
	p	0.067	0.34	0.039
D*	r	0.146	0.310	0.314
	p	0.19	0.005	0.004
PF	r	−0.07	−0.009	−0.018
	p	0.53	0.93	0.87
ADC	r	0.172	0.001	0.167
	p	0.12	0.98	0.13

HCC		ER AP	ER PVP	ER LVP
D	r	−0.288	−0.357	−0.344
	p	0.009	0.001	0.001
D*	r	0.078	0.044	−0.005
	p	0.493	0.695	0.962
PF	r	0.364	0.309	0.281
	p	<0.001	0.005	0.011
ADC	r	−0.084	−0.167	−0.172
	p	0.45	0.139	0.128

D, true diffusion coefficient (×10⁻³ mm²/s), D*, pseudodiffusion coefficient (×10⁻³ mm²/s), PF, perfusion fraction (%), ADC, apparent diffusion coefficient, ER, enhancement ratio (%), AP, arterial phase, PVP, portal venous phase, LVP, late venous phase.

Significant p-values are bolded.