Development and validation of the Arizona Cognitive Test Battery for Down syndrome

Table 5 Age-adjusted partial correlations among cognitive measures in the sample with DS

Measure	Hippocampal		Prefrontal			Cerebellar
Measure	CANTAB PAL	Computer generated arena	CANTAB IDED	Dots inh.	Dots comb.	CANTAB simple RT	NEPSY VP
Hippocampal
CANTAB PAL first trials completed	–	0.31+	−0.32**	0.44***	0.26+	−0.41**	0.49**
Computer generated arena		–	−0.02	0.20	0.01	−0.13	0.42**
Prefrontal
CANTAB ID/ED errors			–	−0.45***	−0.38**	0.18	−0.27
Modified dots task inhib. control phase percent correct				–	0.46***	−0.38**	0.55***
Modified dots task combined phase percent correct					–	−0.40**	0.33+
Cerebellar
CANTAB simple RT median corr. latency (ms)						–	−0.21
NEPSY visuomotor Precision total score							–

Finger sequencing was not compared to the other measures as too few subjects were tested on the computerized version to validate
+ trend at p < 0.05, **p < 0.01, *** p < 0.001

ISSN: 1866-1955