Aβ	Amyloid-β peptides
AD	Alzheimer’s disease
CSF	Cerebrospinal fluid
FCSRT	Free and Cued Selective Reminding Test
GFAP	Glial fibrillary acidic protein
HDRS	Hamilton Depression Rating Scale
MDD	Major depressive disorder
MMSE	Mini-Mental State Examination
NfL	Neurofilament light chain
SAAS	Self-Assessment Anhedonia Scale
SIMOA	Single-molecule array