. Author manuscript; available in PMC: 2022 Feb 15.

Published in final edited form as: Res Child Adolesc Psychopathol. 2021 Mar 23;49(8):1001–1013. doi: 10.1007/s10802-021-00810-3

Table 2.

Zero-order correlations between behavioral, internalizing, and neuropsychological covariate measures

Correlations
	1. SCT	2. ADHD-Inattention	3. ADHD-Hyperactivity	4. Dep	5. Anx	6. Processing Speed	7. Working Memory	8. Inhibition	9. Vigilance	10. RT	11. RT Variability
Behavioral Measures
1. Sluggish Cognitive Tempo	–
2. ADHD – Inattention	.77^**	–
3. ADHD – Hyperactivity	.51^**	.75^**	–
Internalizing Measures
4. Depression	.41^**	.36^**	.31^**	–
5. Anxiety	.25^**	.19^**	.19^**	.66^**	–
Neuropsychological Measures
6. Processing Speed Composite	.38^**	.39^**	.27^**	.20^**	.12^**	–
7. Working Memory Composite	.23^**	.25^**	.18^**	.13^**	.10^**	−.40^**	–
8. Inhibition Composite	.23^**	.25^**	.19^**	.11^**	.07^*	−.34^**	−.30^**	–
9. Vigilance	.23^**	.19^**	.12^**	.12^**	.06^*	−.38^**	−.27^**	.40^**	–
10. Reaction Time Composite	.13^**	.08^**	.02	.05^*	.07^**	−.20^**	−.15^**	.10^**	.10^**	–
11. Response Variability Composite	.25^**	.28^**	.23^**	.17^**	.12^**	−.37^**	−.34^**	.47^**	.28^**	.53^**	–

Note:

^{* =}

p < .05,

^{** =}

p < .01