Table 1.

Measurements of the electric field and current density in gray matter, white matter, and entire brain tissues from isotropic and conductivity tensor models.

Model		Electric field [V/m]			Current density [A/m2]
		Gray matter	White matter	Entire brain	Gray matter	White matter	Entire brain
Subject A	Conductivity tensor	0.104 ± 0.060	0.117 ± 0.063	0.116 ± 0.073	0.039 ± 0.026	0.032 ± 0.027	0.042 ± 0.032
	Isotropic conductivity	0.087 ± 0.035	0.112 ± 0.029	0.098 ± 0.057	0.023 ± 0.010	0.017 ± 0.005	0.042 ± 0.053
Subject B	Conductivity tensor	0.099 ± 0.042	0.118 ± 0.045	0.097 ± 0.049	0.033 ± 0.021	0.024 ± 0.011	0.043 ± 0.032
	Isotropic conductivity	0.076 ± 0.029	0.097 ± 0.031	0.074 ± 0.039	0.021 ± 0.008	0.014 ± 0.004	0.046 ± 0.048