Three-Tesla magnetic resonance elastography for hepatic fibrosis: Comparison with diffusion-weighted imaging and gadoxetic acid-enhanced magnetic resonance imaging

Table 1 Comparison of three magnetic resonance parameters and aspartate aminotransferase to the platelet ratio index score between hepatic fibrosis group and non-hepatic fibrosis group

	Liver stiffness (kPa)		ADC (× 10-3 mm2/s)		CEI		APRI
	HF	nHF	HF	nHF	HF	nHF	HF	nHF
Sample size	23	19	23	19	23	19	23	19
Value range	1.44-10.46	1.46-3.28	0.80-1.32	0.96-1.46	0.44-2.04	1.33-2.02	0.18-3.00	0.12-1.52
Median	3.79	2.04	1.04	1.20	1.63	1.71	0.77	0.33
Mean ± SD	4.05 ± 2.06	2.1 ± 0.44	1.04 ± 0.11	1.21 ± 0.12	1.57 ± 0.38	1.7 ± 0.22	0.99 ± 0.67	0.42 ± 0.36
P value1	< 0.0001		0.0001		0.3002		0.0002

¹Mann-Whitney U test. ADC: Apparent diffusion coefficient; CEI: Contrast enhancement ratio; APRI: Aspartate aminotransferase to the platelet ratio index; HF: Hepatic fibrosis group; nHF: Non-hepatic fibrosis group; SD: Standard deviation.