Fig. 3

Longitudinal changes in IPS connectivity over time. Increases in a parietal-fusiform gyrus, b intra-parietal, and c inter-hemispheric IPS connectivity with age. Age-related decreases in d–f parietal-prefrontal cortex connectivity with age. Results of whole-brain voxelwise hierarchical linear modeling (HLM) showing brain regions with significant age-related changes in left IPS connectivity. Line plots show HLM fits for target regions extracted from the connectivity analysis. Dark lines show model fits, while lighter lines show individual participant data. IPS intraparietal sulcus, FG fusiform gyrus, SPL superior parietal lobule, dlPFC dorsolateral prefrontal cortex, vlPFC ventrolateral prefrontal cortex