a trend level of significancep = 0.05
However, patients with PD showed increased RD values compared to HC subjects with a trend level of significance ( p = 0.05 TFCE-corrected), located in clusters including the anterior corona radiata (frontal lobe WM), genu of the corpus callosum, and body of the corpus callosum in the left hemisphere, and the frontal WM in the right hemisphere.