. Author manuscript; available in PMC: 2009 May 1.

Published in final edited form as: J Int Neuropsychol Soc. 2008 May;14(3):446–453. doi: 10.1017/S1355617708080405

Table 3.

Correlations among perceptual, genetic, and neuropsychological variables in gene carriers

	Visual test		Grating (Modulation rate)
Measure	Form	Motion	(Static)	(2.1)	(9.3)	(18.8)
CAG	.02	-0.09	.06	-.11	.05	.07
Est. Time to Diagnosis	.20	.06	.18	.34^**	.24^*	.34^**
Digit Symbol	.13	.04	-.06	.25^*	.14	.07

Note: CAG refers to number of CAG repeats. Est. Time to Diagnosis refers to the estimated years to diagnosis based on number of CAG repeats and age at the time of testing.

^**

p < .01

p < .05.