Table 1. Participant Demographics.

	Healthy Controls (90 min available)	Alzheimer’s Disease
		All (60 or 90 min available)	90 min available	60 min available
n	6	10	6	4
Age, M(SD)	71.2 (7.9)	75.1 (9.6)	72.5 (12.0)	79.0 (1.2)‡
MMSE, M(SD)	28.8 (1.3)	18.4 (4.2)*	20.3 (3.7)*†	15.5 (3.3)*†
CDR, M(SD)	0 (0)	1.90 (0.88)*	1.67 (0.82)*	2.25 (0.96)*
Years Education	12.5 (1.8)	13.1 (2.3)	13.7 (2.0)	12.3 (2.9)

CDR = Clinical dementia rating score. MMSE = Mini-mental status examination score.

* differs from Healthy Controls, p < .05.

^† marginal AD subgroup difference, p = .07.

^‡ marginally differs from HC, p = .09.