Table 3.

Unique contributions of child and family factors to internalizing symptoms.

	Younger age group (4 years < 10 years)		Older age group (10 yrs < 18 years)
	β	t	β	t
ASD symptoms	0.11	4.24***	0.13	3.68***
Age	0.24	10.71***	−0.01	−0.18
Child sex	−0.04	−1.57	0.04	1.38
Verbal IQ	0.43	10.06***	0.41	6.64***
Nonverbal IQ	−0.06	−1.55	−0.01	−0.21
Adaptive behavior	−0.09	−2.57*	−0.03	−0.68
Household income	−0.09	−4.07***	−0.07	−2.26**
RACE/ETHNICITY
African American	−0.03	−1.04	−0.04	−1.26
Asian	−0.02	−0.77	−0.05	−1.47
White	−0.04	−1.61	0.05	1.26
GI symptoms	0.10	4.24***	0.10	3.83***

^*p < 0.05.

^**p < 0.01.

^***p < 0.001. Internalizing symptoms assessed via Child Behavior Checklist Anxious/Depressed subscale T-scores.