Table 1.

Participants’ demographic characteristics

	EOAD	LOAD	NCs
Number	9	11	8
Age (years)	59.2±4.2	75±4.5	66.8±5.4
Education (years)	13.6±3.9	13.8±4.5	12.4±3.8
ApoE4 genotype (%)	3/9 (33.3)	7/11 (63.6)	3/8 (37.5)
MMSE	16.0±6.3	18.8±4.2	28.1±2.3
CDR	1.0±0.5	1.0±0.5
CDR-SOB	5.9±3.2	6.2±2.9

Note: Data are expressed as mean ± SD.

Abbreviations: EOAD, early-onset Alzheimer’s disease; LOAD, late-onset Alzheimer’s disease; NCs, normal controls; ApoE4, apolipoprotein E4; MMSE, Mini-Mental State Examination; CDR, Clinical Dementia Rating; CDR-SOB, Clinical Dementia Rating sum-of-boxes.