Attentional Control and Intelligence: MRI Orbital Frontal Gray Matter and Neuropsychological Correlates

Table 2

Correlations of WAIS-III summary measures with Trail Making and Wisconsin Card Sort.

	Trails Making		Wisconsin Card Sort
	Trails A	Trails B	CC	PE	NPE
WAIS-III IQ
Full scale	−0.355***	−0.558***	0.330**	−0.464***	−0.0337**
Verbal	−0.363***	−0.408***	0.299*	−0.445***	−0.303**
Performance	−0.383**	−0.572**	0.250*	−0.314**	−0.250*
WAIS-III index
Verbal Comprehension	−0.350***	−0.372***	0.153	−0.342**	−0.16
Perceptual organization	−0.408***	−0.421***	0.149	−0.240*	−0.152
Working memory	−0.431***	−0.422***	0.185	−0.316**	−0.177
Processing speed	−0.515***	−0.471***	0.072	−0.207	−0.87

*, **, ***.
Note. CC = categories completed; PE = perseverative errors; NPE = nonperseverative errors.