Table 3. Demographic information of studied healthy controls and AD cases .

Demographic information		Controls No. (%)	AD cases No. (%)
Gender	Male	32 (35.95)	42 (42)
	Female	57 (64.04)	58 (58)
Age group (y)	65-69	46 (52.27)	21 (21.64)
	70-74	13 (14.77)	13 (13.4)
	75-79	18 (20.45)	27 (27.83)
	≥80	11 (12.5)	36 (37.11)
Education (y)	Illiterate	44 (57.14)	43 (50)
	1-4 years	28 (36.36)	28 (32.55)
	5-8 years	7 (9)	10 (11.62)
	≥9 years	3 (3.89)	5 (5.81)
MMSE score	<18 group	0 (0)	37 (36)
	≥18 group	93 (99)	66 (63)