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Scatter graphs of global cortical amyloid-β deposition versus GDS (A) and NPI-D (B) score in MCI and AD. AV-45 SUVR indicates florbetpair standardized uptake value ratio; GDS, Geriatric Depression Scale; Global, average SUVR of frontal, cingulate, precuneus, and parietal cortex regions, relative to the cerebellum; MCI, mild cognitive impairment; NPI-D, Neuropsychiatric Inventory score depression/dysphoria domain.
