Value of MR diffusion imaging in hepatic fibrosis and its correlations with serum indices

Table 2 Changes in b and apparent diffusion coefficient values in different stages of hepatic fibrosis (mean ± SD)

Stage of liver fibrosis	Cases (n)	ADC value (× 10-3 mm2/s)
		b1 = 300 s/mm2	b2 = 500 s/mm2	b3 =700 s/mm2
Control	23	1.80 ± 0.34	1.69 ± 0.39	1.51 ± 0.34
S0	13	1.93 ± 0.25	1.63 ± 0.19	1.49 ± 0.11
S1	14	1.83 ± 0.25	1.60 ± 0.17	1.43 ± 0.14
S2	9	1.71 ± 0.27	1.44 ± 0.18	1.26 ± 0.13
S3	11	1.79 ± 0.26	1.36 ± 0.17	1.20 ± 0.13
S4	7	1.39 ± 0.21	1.18 ± 0.16	1.15 ± 0.22
F		3.648	5.926	5.758
P		0.0054	0.0001	0.0002

ADC: Apparent diffusion coefficient.