Table 4.

Correlations of neuropsychological performance with UPSIT scores

Test	Mean (S.D.)	Pearson r	p
WISC-R age scaled (N =23)
Full-scale IQ	87.6 (19.0)	0.51**	0.01
Verbal IQ	87.7 (20.5)	0.53**	0.01
Performance IQ	89.7 (18.6)	0.38	0.08
Verbal subscales
Arithmetic	8.0 (3.0)	0.48	0.02
Comprehension	7.2 (4.2)	0.52	0.01
Information	8.1 (4.3)	0.23	0.30
Similarities	9.0 (4.0)	0.64*	0.001
Vocabulary	7.5 (3.7)	0.26	0.23
Performance subscales
Coding	7.4 (3.6)	0.25	0.25
Block design	9.0 (3.7)	0.08	0.70
Object assembly	8.7 (3.6)	0.17	0.44
Picture arrangement	8.8 (3.0)	0.40	0.06
Picture completion	8.8 (4.5)	0.37	0.08
Other tests
Trails A (N =20)	34.9 (12.7)	−0.49	0.03
Trails B (N =20)	92.4 (39.1)	−0.51	0.02
Trails B–A (N =20)	57.5 (32.7)	−0.43	0.06
Stroop (N =19)	29.8 (9.5)	0.55	0.02
Animal naming (N =19)	16.3 (5.4)	0.62*	0.004
FAS	34.6 (12.4)	0.67*	0.002
Ravens matrices (N =18)	31.1 (4.4)	0.43	0.08
WRAT percentile scores (N =18)
Arithmetic	33.0 (41.3)	0.39	0.11
Reading	65.1 (36.2)	0.45	0.06
Spelling	48.5 (36.6)	0.51	0.03

Except for full-scale and verbal IQ, where the tests were hypothesis-driven, significance was determined with the Bonferroni correction.

^*p <0.05.

^**p ≤0.01.