Table 3.

Pearson correlations (r) between WISC-V Verbal Comprehension Index, Fluid Reasoning Index, and Working Memory Index and outcomes. Fisher r-to-z-transformation value indicates significantly different correlation coefficients between groups (two-tailed).

	KS N = 47	TD N = 55	Fisher r-to-z Transformation
Correlations with Verbal Comprehension Index	Pearson r	Pearson r	p-value
BRIEF-2 Emotion Regulation Index	−0.30*	−0.01	0.16
BRIEF-2 Behavior Regulation Index	−0.30*	0.02	0.12
Vineland-3 Socialization	0.38**	0.23	0.43
Vineland-3 Communication	0.50**	0.21	0.11
KTEA-3 Letter Word Identification	0.54**	0.63**	0.52
KTEA-3 Math Computation	0.55**	0.47**	0.61
KTEA-3 Spelling	0.49**	0.39**	0.55
PROMIS Life Satisfaction	0.31*	0.19	0.54
Correlations with Fluid Reasoning Index	Pearson r	Pearson r	p-value
BRIEF-2 Emotion Regulation Index	−0.32*	−0.18	0.47
BRIEF-2 Behavior Regulation Index	−0.36*	−0.11	0.20
Vineland-3 Communication	0.35*	0.32*	0.87
KTEA-3 Letter Word Identification	0.32*	0.51**	0.26
KTEA-3 Math Computation	0.45**	0.67**	0.11
KTEA-3 Spelling	0.34*	0.32*	0.91
PROMIS Life Satisfaction	0.47**	−0.09	< 0.01**
PROMIS Physical Activity	0.30*	0.11	0.33
PROMIS Peer Relationships	0.41**	−0.13	< 0.01**
PROMIS Family Relationships	0.29**	−0.09	0.06
Correlations with Working Memory Index	Pearson r	Pearson r	p-value
BRIEF-2 Emotion Regulation Index	−0.39**	−0.12	0.16
BRIEF-2 Behavior Regulation Index	−0.34*	0.01	0.08
KTEA-3 Letter Word Identification	0.43**	0.36**	0.68
KTEA-3 Math Computation	0.44**	0.08	0.06
KTEA-3 Spelling	0.43**	0.30*	0.47
PROMIS Life Satisfaction	0.42**	−0.20	< 0.01**
PROMIS Peer Relationships	0.32*	−0.23	< 0.01**

^*indicates p < 0.05

^**indicates p < 0.01