Table 2.

Regions with significantly reduced quantitative anisotropy comparing each group of PD patients with healthy controls.

PD RBD+/DEP+ vs. HC (FDR = 0.01)	PD Dep–/RBD+ vs. HC (FDR = 0.02)	Dep+/RBD–vs. HC (FDR = 0.001)	DEP-/RBD-vs. HC (FDR = 0.036)
B-SLF	B-SLF	B-SLF	B-SLF
B-U-fiber	B-U-fiber	L-U-fiber	R-U-fiber
L-ILF	B-cingulum	L-ILF	R-cingulum
body of CC		B-cingulum

B, bilateral; L, left; R, right; SLF, superior longitudinal fasciculus; ILF, inferior longitudinal fasciculus; CC, corpus callosum; FDR, false discovery rate.