Table 1.

Linear regression analyses for baseline EF variables and adolescent social functioning

	β	R2 Change	Sig.		β	R2 Change	Sig.
Response Inhibition (RI)
Step 1: Group	−.600	.360	.000**	Step 1: Subgroup	−.606	.367	.000**
Step 2: RI	−.158	.025	.022*	Step 2: RI	−.097	.005	.161
Step 3: Group x RI	−.067	.002	.536	Step 3: Subgroup x RI	.016	−.005	.875
Planning
Step 1: Group	−.582	.339	.000**	Step 1: Subgroup	−.584	.341	.000**
Step 2: Planning	−.150	.021	.038*	Step 2: Planning	−.133	.016	.068
Step 3: Group x Planning	−.186	.010	.130	Step 3: Subgroup x Planning	−.126	.001	.276
Working Memory (WM)
Step 1: Group	−.578	.334	.000**	Step 1: Subgroup	−.602	.363	.000**
Step 2: WM	−.133	.017	.082	Step 2: WM	−.136	.017	.069
Step 3: Group x WM	.010	.000	.935	Step 3: Subgroup x WM	−.049	.001	.649
Fine Motor Control (FMC)
Step 1: Group	−.577	.333	.000**	Step 1: Subgroup	−.583	.340	.000**
Step 2: FMC	−.086	.007	.222	Step 2: FMC	−.123	.015	.077
Step 3: Group x FMC	−.158	.006	.266	Step 3: Subgroup x FMC	−.174	.010	.150

^*p < .05.

^**p < .01