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. Author manuscript; available in PMC: 2010 Nov 1.

Published in final edited form as: Neuropsychology. 2009 Nov;23(6):746–758. doi: 10.1037/a0016583

Table 3. Partial Correlations between CoV and CSF Biomarkers in Healthy Older Adults.

	Aβ42	Tau/Aβ42	Ptau₁₈₁/Aβ42
Overall Sample
*Task Switching*
Overall CoV	-.32^**	.28^*	.27^*
Mixed-Switch CoV	-.36^**	.33^**	.38^**
ε4+ individuals only
*Stroop*
Overall CoV	-.32	.42^*	.45^*
Incongruent CoV	-.26	.40^*	.40^*
*Task Switching*
Overall CoV	-.37	.44^*	.30
Mixed-Switch CoV	-.33	.29	.31

^*

p < .05

^**

p < .01