Table 3.

Cognitive decline measures used in the analysis. The arrows indicate the change in the measures associated to an increase in dementia severity.

Variable		Values
ApoE4	Apolipoprotein E − Number of $\epsilon 4$ alleles	$\left\{\mathrm{0,1,2}\right\}$	$\nearrow$
ADAS11	AD Assessment Scale - 11-item version	$\left\{0,0.33,0.67,1,\dots ,70\right\}$	$\nearrow$
ADAS13	AD Assessment Scale - 13-item version	$\left\{0,0.33,0.67,1,\dots ,85\right\}$	$\nearrow$
ADASQ4	AD Assessment Scale - Delayed Word Recall	$\left\{\mathrm{0,1},\dots ,10\right\}$	$\nearrow$
MMSE	Mini-Mental State Examination	$\left\{\mathrm{0,1},\dots ,30\right\}$	$\searrow$
DIGITSCOR	Digit Symbol Substitution Test	$\left\{\mathrm{0,1},\dots ,83\right\}$	$\searrow$
TRABSCOR	Trails B Making Test	$\left\{\mathrm{0,1},\dots ,996\right\}$	$\nearrow$