. Author manuscript; available in PMC: 2011 Aug 22.

Published in final edited form as: Clin Neuropsychol. 2011 Jul;25(5):757–777. doi: 10.1080/13854046.2011.577811

Table 3.

Correlations for demographic variables and premorbid IQ estimates for prodromal Huntington disease (prHD) participants (N = 371) and controls (N = 51)

	ANART	Vocabulary	Matrix	Combined	Age	Education
	ANART	prHD (control)	prHD (control)	prHD (control)	prHD (control)	prHD (control)
1. ANART number correct standard scores	__	.75^† (.71^†)	.31^† (.07)	.70^† (.62^†)	.14^** (.24)	.55^† (.20)^▴
2. WASI Vocabulary standard scores		__	.36^† (.20)	.91^† (.91^†)	.19^*** (.23)	.54^† (.33^*)^▴
3. WASI Matrix Reasoning standard scores			__	.71^† (.58^†)	−.23^† (−.50^***)^▴	.29^† (.23)
4. two-subtest WASI Combined standard scores				__	.04 (−.02)	.54^† (.37^**)
5. Age					__	.09 (−.08)
6. Education						__

Note. ANART = American National Adult Reading Test; WASI = Wechsler Abbreviated Scale of Intelligence. Positive values indicate better performance.

^▴

significant difference (using Fisher r-to-z transformation) between group correlation coefficients.

< .05

^**

< .01

^***

< .001

^†

< .0001