Demographics and neuropsychological data for all groups.

All values are indicated as mean ± standard deviation except gender. p value indicates the value for the main effect of each group, as assessed with analyses of variance(ANOVA) for each variable except for gender, where a contingency chi-square was performed. Statistics for post hoc 2-by-2 group comparisons are provided as significant differences:afrom CN at pbfrom CN at pcfrom EMCI at pdfrom EMCI at pefrom LMCI at pMMSE = mini mental state examination; CDR = clinical dementia rating scale; ADAS = Alzheimer’s disease assessment scale; RAVLT = Rey auditory verbal learning test; FAQ = functional activities questionnaire.