Table 2. Growth curve model estimates and tests of significance.

Results for model fit using the full sample of children without controlling for group differences in receptive language ability.

Fixed Effects	Estimate	SE	t	p
(Intercept)	0.21	0.04	5.65	<0.01	*
ot1	0.75	0.09	8.13	<0.01	*
ot2	0.32	0.04	8.69	<0.01	*
ot3	0.11	0.02	5.43	<0.01	*
Condition	-0.09	0.06	-1.38	0.17
ot1:Condition	-0.18	0.12	-1.57	0.12
ot2:Condition	0.18	0.08	2.35	0.02	*
ot3:Condition	0.11	0.04	2.54	0.01	*
Group	-0.05	0.07	-0.67	0.5
ot1:Group	0.51	0.18	2.77	0.01	*
ot2:Group	0.11	0.07	1.49	0.14
ot3:Group	0.06	0.04	1.53	0.13
Condition:Group	0.00	0.13	0.02	0.98
ot1:Condition:Group	0.20	0.24	0.83	0.4
ot2:Condition:Group	-0.13	0.16	-0.82	0.41
ot3:Condition:Group	0.08	0.09	0.86	0.39