Table 4.

Spearman correlation coefficients between task performance and Wechsler’s IQ scale subtests (n = 42)

	Crossmodal correspondences task performance
	rs	p
Full IQ	0.28	0.08
Verbal IQ	0.06	0.73
Information	0.01	0.96
Vocabulary	0.15	0.36
Arithmetic	0.07	0.66
Comprehension	0.05	0.74
Similarities	− 0.10	0.75
Performance IQ	0.38	0.01*
Picture completion	0.48	0.001*
Picture arrangement	0.29	0.07
Block design	0.14	0.39
Object assembly	0.20	0.20
Digit symbol	0.29	0.06

Participants < 16 were tested with WISC-R and participants > 16 were tested with WAIS-R. We did not include the results of the Digit Span subtest, because it is only available in WAIS-R

*p < 0.05