Table 1.

Demographic Characteristics of Total MCI Sample and Robust Normal Controls^*

	Age (years)	Education (years)	Gender	GDS	MMSE at Screening
MCI(n=806)	73.90 (6.94)	15.95 (2.81)	40.0% F	1.65 (1.42)	27.58 (1.81)
Robust Control (n=260)	75.25 (5.62)	16.20 (2.68)	48.8% F	0.62 (0.06)	29.05 (1.17)

^*Data summarized as Mean (Standard Deviation), unless otherwise noted

Abbreviations: GDS = Geriatric Depression Scale; MMSE = Mini-Mental State Examination; MCI = Mild Cognitive Impairment; F = Female