Timeseries of sleep and wake segments from fast fMRI data (cortical gray matter ROI and CSF ROI) and EEG slow-delta amplitude envelope. All segments have been interpolated to same temporal resolution
Abbreviations: FA = Fractional Anisotropy; RD = Radial Diffusivity; AD = Axial Diffusivity; S = Stroke group; HC = Healthy Control group; BG = Basal Ganglia; T = Temporal; F = Frontal; L = Left; R = R
Objective: Extensive research using water-diffusion MRI reported age-related modifications of cerebral White Matter (WM). Moreover, water-diffusion parameter modifications have been frequently associa