Table 2.

Demographics performances of the AD and healthy controls.

	AD group	HC group	Statistic	p value
Sample size	78	44	NA	NA
Age (years, mean ± SD)	69.18 ± 12.23	65.43 ± 9.70	−1.75	0.08
Gender (Male: Female)	25:53	20:24	2.17*	0.14*
Education (years, mean ± SD)	7.54 ± 4.16	7.09 ± 3.38	−0.61	0.54
MMSE	16.94 ± 5.94	29.14 ± 0.77	17.87	<0.01

SD standard deviation; Statistics were calculated with t tests unless otherwise indicated;

^*x²test was used; MMSE mini-mental state examination.