Table 1.

Demographics of dataset in this study.

Trait	OASIS		Local hospitals
	AD (28)	HC (98)	AD (70)
Gender (M/F)	9/19	26/72	24/46
Age	77.75 ± 6.99	75.91 ± 8.98	76.34 ± 7.81
SES	2.87 ± 1.29	2.51 ± 1.09	2.89 ± 1.16
Education	2.57 ± 1.31	3.26 ± 1.31	2.63 ± 1.42
MMSE	21.67 ± 3.75	28.95 ± 1.20	21.12 ± 4.62
CDR	1	0	1

SES, socioeconomic status; CDR, clinical dementia rating; MMSE, mini-mental state exam.