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ROI analysis. Scatterplot graphs and linear regressions show the relationship between the composite cognitive scores and average [18F]FDDNP signal in (A) frontal lobe, (B) parietal lobe, (C) lateral temporal lobe, and (D) posterior cingulate gyrus across all subjects. Average [18F]FDDNP signal from both hemispheres was pooled for these analyses.
