Efficiency of High and Standard b Value Diffusion-Weighted Magnetic Resonance Imaging in Grading of Gliomas

Table 3

ADC_mean, ADC_ratio, ADC_max, and ADC_min for grade II, III, and IV gliomas for two different b values.

ADC value	b values (s/mm2)	G2	G3	G4
ADC mean	1000	1.40 ± 0.22	1.22 ± 0.19	1.09 ± 0.22
	3000	0.95 ± 0.09	0.80 ± 0.82	0.68 ± 0.08
ADC ratio	1000	2.10 ± 1.39	2.00 ± 0.45	1.40 ± 0.37
	3000	1.50 ± 0.20	1.40 ± 0.12	1.30 ± 0.39
ADC max	1000	1.79 ± 0.30	1.73 ± 0.64	1.38 ± 0.28
	3000	1.17 ± 0.15	1.04 ± 0.24	0.90 ± 0.11
ADC min	1000	1.13 ± 0.17	0.89 ± 0.85	0.82 ± 0.17
	3000	0.76 ± 0.07	0.61 ± 0.01	0.48 ± 0.07