Aβ	Amyloid beta
ACE-III-CV	Chinese version of Addenbrooke’s Cognitive Examination III
AD	Alzheimer’s disease
ADAS	Alzheimer’s Disease Assessment Scale
ADNI	Alzheimer’s Disease Neuroimaging Initiative database
β value	Standardized beta (β) values
CANDI	China Aging and Neurodegenerative Disorder Initiative cohort
CDR-SB	Clinical Dementia Rating-Sum of Boxes
CI	Confidence interval
CL	Centiloid
Con	Cognitively unimpaired individuals
CSF	Cerebrospinal fluid
CU	Cognitively unimpaired
CU-	Aβ-negative cognitively unimpaired
CU+	Aβ-positive cognitively unimpaired
FDA	Food and Drug Administration
GFAP	Glial fibrillary acidic protein
IQR	Interquartile range
MCI	Mild cognitive impairment
MCI+	Aβ-positive mild cognitive impairment
MCSA	Mayo clinic study of aging
MMSE	Mini-Mental State Examination
MoCA-B	Chinese version of Montreal Cognitive Assessment-Basic
NfL	Neurofilament light chain
NR	Not reported
NTA-tau	N-terminal containing tau fragments
PET	Positron emission tomography
p-tau	Phosphorylated tau
RoBANS	Risk of Bias Assessment Tool for Non-randomized Studies
ROI	Region of interest
SD	Standard deviation
SUVR	Standard uptake value ratio
TRIAD	Translational Biomarkers in Aging and Dementia cohort
t-tau	Total tau
UCSF	University of California San Francisco cohort