TABLE 1.

Demographic data of SANDs cohort.

	Total	AD	MCI	CN	P-value
N (%)	60	16 (27%)	15 (25%)	29 (48%)
Gender, M/F	32/28	10/6	7/8	15/14	0.662†
APOE ε4 carrier, N (%)	24 (40%)	9 (56%)	9 (60%)	6 (21%)	0.013†
Mean age (SD)	76 (7)	79 (6)	76 (6)	74 (8)	0.029‡
MMSE, median (MAD)	28 (3)	22 (3.7)	28 (1.5)	29 (1.5)	<0.0001*

^†Chi-square test.

^‡Ordinary ANOVA.

*Kruskal-Wallis ANOVA.

AD, Alzheimer’s disease; CN, Cognitively Normal; F, Female; MAD, Median absolute deviation; MCI, Mild cognitive impairment; MMSE, Mini-mental state examination; M, Male.