Fig. 4.
Results of the voxel-wise correlation between g-ratio and age. Voxels in red indicate positive association, with p < 0.05, corrected for multiple comparisons using the TFCE method. The analysis was restricted to the white matter. Abbreviation: TFCE, threshold free cluster enhancement. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)