Age-Related Differences in White Matter Tract Microstructure Are Associated with Cognitive Performance from Childhood to Adulthood

Age-related differences in white matter tract microstructure have been well established across the life span. In the present cross-sectional study, we examined whether these differences are associated with neurocognitive performance from childhood to late adulthood.Diffusion tensor imaging was performed in 296 healthy subjects aged 8 to 68 years (mean = 29.6, SD = 14.6). The corpus callosum, two projection tracts, and five association tracts...