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Table 1 Mean and standard deviation values of the high frequency conductivity, \(\sigma _H\), extracellular volume fraction, \(f_{ec}\), extracellular diffusivity, \(D_{ec}\), extracellular ion concentration, \({\bar{c}}_{ec}\), and extracellular conductivity, \(\sigma _{ec}\) within ROI

From: Decomposition of high-frequency electrical conductivity into extracellular and intracellular compartments based on two-compartment model using low-to-high multi-b diffusion MRI

 

\(\sigma _H\)

\(f_{ec}\)

\(D_{ec}\)

\({\bar{c}}_{ec}\)

\(\sigma _{ec}\)

Measured conductivity

ROI

1.01 ± 0.02

0.59 ± 0.14

1.36 ± 0.43

0.71 ± 0.15

0.54 ± 0.15

0.57 (1 kHz)

1.05 (5 MHz)

  1. Conductivity values measured using the impedance analyzer are shown in the last two columns