Correlation of magnetic resonance signal characteristics and perfusion parameters assessed by volume perfusion computed tomography in hepatocellular carcinoma: Impact on lesion characterization

Table 2 Volume perfusion computed tomography parameters in relation to the histologic grading

Histologic grading	BF (mL/100 g tissue/min)	BV (mL/100 mL)	k-trans (mL/100 g tissue/min)	ALP (mL/100 g tissue/min)	PVP (mL/100 g tissue/min)	HPI (%)
G1 (n = 15)	66.5 ± 30.5	15.8 ± 7.8	45.8 ± 18.4	56.4 ± 23.7	1.9 ± 2.1	95.2 ± 6.0
G2 (n = 18)	57.5 ± 18.9	13.7 ± 4.1	30.9 ± 13.7	46.3 ± 12.7	2.5 ± 2.9	93.9 ± 7.1
G3 (n = 3)	67.9 ± 2.8	22.1 ± 28.3	32.2 ± 8.5	41.2 ± 16.6	2.3 ± 0.3	93.9 ± 5.1
P value	10.52	10.34	10.21	10.24	10.78	10.71

¹Analysis of variance. BF: Blood flow; BV: Blood volume; ALP: Arterial liver perfusion; PVP: Portal venous perfusion; HPI: Hepatic perfusion index.