Table 2.

Characteristics of control 2 and Alzheimer's disease-First-degree relatives subjects.

	Control 2			AD-FDR
	Total	Female	Male	Total	Female	Male
Number	113	30	83	91	66	25
Age (mean ± SE)	44.7 ± 0.9	42.2 ± 1.7	45.6 ± 1.1	46.6 ± 1.4	45.5 ± 1.4	47.3 ± 2.6
t-test (C2 vs. AD-FDR)				P = 0.229	P = 0.174	P = 0.480
ORO (mean ± SE)	0.5 ± 0.1	0.7 ± 0.1	0.4 ± 0.1	1.4 ± 0.1	1.5 ± 0.1	1.5 ± 0.2
t-test (C2 vs. AD-FDR)				P = 0.000	P = 0.027	P = 0.000

AD-FDR = Alzheimer's Disease - First Degree Relatives

ORO = Oil Red O