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Patient characteristics and ROI (contrast-enhancing tumor area) derived diffusion metrics^{^a}
GBM Metastasis P Value (GBM vs Met)
No. 22 21 
Sex (male/female) 11/11 12/9 P = .82
Age (yr) 65.6 (12.7) 66.6 (11.8) P = .99
FA 0.16 (0.04) 0.11 (0.02) P < .001
OD 0.43 (0.08) 0.56 (0.10) P < .001
microFA 0.29 (0.10) 0.27 (0.10) P = .56
Note:—Met indicates Metastasis.
↵a Data are given as mean and standard deviation (SD).