Table 2.

Patient demographics and clinical characteristics

	Normal (n = 22)	MCI (n = 28)	AD (n = 33)
Gender (M/F)	10/12	15/13	9/24
Age (years)	65.14 ± 6.94	70.44 ± 7.04*	71.44 ± 8.25**
MMSE score	28.75 ± 1.89	25.37 ± 2.68	15.77 ± 5.25***
CDR score	0.25 ± 0.29	0.50 ± 0.01	1.29 ± 0.64***
Education (years)	10.75 ± 2.50	8.83 ± 5.22	3.31 ± 3.64**
BMI	24.77 ± 4.19	22.56 ± 2.94	23.79 ± 3.05

Values are mean ± SD.

*p < 0.05,

**p < 0.001,

*** p < 0.0001 versus normal subjects.

MMSE, Mini-mental state examination; CDR, clinical dementia rate; BMI, body mass index.