Fig. 5

Random forest variable importance for categorical diagnosis (cognitively normal, mild cognitive impairment, or dementia). ADAS13 Alzheimer’s Disease Assessment Scale, CDRSB Clinical Dementia Rating—Sum of Boxes, EcogPtTotal everyday cognition participant, EcogSPTotal everyday cognition study partner, FAQ Functional Assessment Questionnaire, FDG FluoroDeoxyGlucose, MMSE Mini-Mental State Examination, MOCA Montreal Cognitive Assessment, RAVLT Rey Auditory Verbal Learning Test, ICV intracranial volume, PTGENDER participant’s gender, PTMARRY participant’s marital status, PTEDUCAT participant’s education, Year_bl years from baseline, DX_bl baseline diagnosis, APOE4 APOE e4 allele