TABLE 3.

Subject demographics by diagnostic group in 90 subject ADNI1 1.5 T samples

Characteristic	CN	MCI‐S	MCI‐C	AD
Total subjects	90	90	90	90
Gender
Males	53	51	61	48
Females	37	39	29	42
Ethnicity
Hispanic or Latino	2	2	1	0
Not Hispanic or Latino	88	88	89	89
Unknown	0	0	0	1
Race
Asian	1	2	3	1
Black or African American	4	4	2	3
White	85	84	85	86
Mean age (SD) at baseline (years)	76.32 (5.36)	74.95 (6.00)	74.92 (7.42)	75.60 (7.33)
Mean (SD) years education*	15.70 (2.69)	15.13 (2.62)	15.61 (3.00)	14.86 (3.02)