Table 3.
Hierarchical multiple linear regression predicting CBF in the entire sample (n = 100)
Model | Independent predictors | β (SE) | Standardized β | p value |
---|---|---|---|---|
1 | Age | −.001 (.001) | −.078 | .467 |
Gender | −.040 (.017) | −.270 | .018 | |
APOE ε4 | −.008 (.015) | −.052 | .625 | |
Family History of AD | .016 (.017) | .105 | .335 | |
Education | .006 (.003) | .220 | .048 | |
Handedness | .032 (.021) | .165 | .125 | |
2 | Age | .001 (.001) | .050 | .668 |
Gender | −.059 (.018) | −.402 | .001 | |
APOE ε4 | −.015 (.016) | −.106 | .328 | |
Family History of AD | .023 (.017) | .148 | .175 | |
Education | .005 (.003) | .188 | .112 | |
Handedness | .032 (.020) | .166 | .115 | |
Physical Activity | .019 (.039) | .056 | .629 | |
Fitness | .003 (.001) | .295 | .026 |
Fitness, V̇O2peak; Physical activity, moderate-vigorous; APOE ε4, apolipoprotein E ε4 allele; AD, Alzheimer’s disease; CBF, resting cerebral blood flow; β, beta coefficient; SE, standard error