Baseline cognitive scores (A), regional 18F-FDG uptake (B), and MRI-based HV and CGM (C) in MCI-to-AD dementia converters (blue) versus non-converters (black) after 1 year follow-up. Error bars correspond to standard deviation. * p < 0.05, ** p < 0.01, **** p < 0.0001. Abbreviations: CGM cortical grey matter volume, HV hippocampal volume, MMSE Mini-Mental state examination, PCC posterior cingulate cortex, PET positron emission tomography, SUVR standardized uptake value ratio. (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.)