Table 4.

Final HLM models predicting growth trajectories for performance and engagement during elicited pretend play

	Total Score		Engagement Composite
	β	SE	β	SE
Intercept
LR, β00	12.88***	0.59	9.44***	0.24
HR-NoASD, β01	−1.62	0.91	−0.95**	0.37
ASD, β02	−7.76***	1.29	−3.84***	0.69
Sex, β03			0.66*	0.33
Linear Growth
LR, β10	2.66***	0.47	0.60***	0.16
HR-NoASD, β11	−0.13	0.75	0.39	0.22
ASD, β12	1.43	1.23	0.83*	0.39
Sex, β13			−.26	0.20

Note.

^*p < .05,

^**p < .01,

^***p < .001

ASD = Autism spectrum disorder;

HR-noASD = High risk toddlers without a diagnosis;

LR= Low risk toddlers