Table 3.

Association of sex, EOAD vs LOAD, and ApoE gene polymorphism with CSF Aβ1-42 levels

	F (df)	P-value
MMSE	0.14 (1)	0.71
ApoE ε4 – dose (0, 1, or 2 ε4 alleles)	6.60 (2)	0.02*
EOAD vs LOAD	0.35 (1)	0.56
Sex	3.32 (1)	0.07

Notes: Analysis of covariance;

^*P<0.05.

Abbreviations: ApoE ε4, ε4 allele of the apolipoprotein E; EOAD, early-onset Alzheimer’s disease; LOAD, late-onset Alzheimer’s disease; MMSE, Mini Mental State Examination; Aβ1-42, amyloid-β 1-42; CSF, cerebrospinal fluid; df, degrees of freedom.