Mean fractional anisotropy (FA), radial diffusivity (RD), and mean diffusivity (MD) values in the retrolenticular part of the internal capsule (IC-ret), the posterior limb of internal capsule (IC-post), the superior corona radiata (SCR), the anterior corona radiata (ACR), and the body of the corpus callosum (CC-body) of BD patients (right of the box pair) and HC (left of the box pair). Tracts are labeled with reference to the JHU ICBM-DTI-81 white-matter labels atlas. L and R denote the left and right hemispheres.*FDR-corrected p<.05.