Criteria specific to participants with MCI were memory complaints verified by an informant, abnormal
memory function below an education-adjusted cutoff
on the Logical Memory II subscale (Delayed Paragraph
Recall) of the Wechsler Memory Scale, Mini-Mental
State Examination (MMSE) score of 24 or less, Clinical
Dementia Rating Scale (CDR) score of 0.5,and general
cognition and functional performance sufficiently preserved
such that the site physician could not make a diagnosis of
AD at screening