Table 3.

Hierarchical Linear Regression Results Using Age, Group, and the Age^*Group Interaction to Predict BRIEF Scale Raw Scores (Means).

DV	Step	IVs	R	R2 Change	F change	Df	p
Inhibit	1	Age	0.32	0.11	10.34	1, 88	0.00
	2	Group	0.48	0.12	13.96	1, 87	0.00
	3	Age*Group	0.48	0.00	0.04	1, 86	0.84
Shift	1	Age	0.00	0.00	0.00	1, 88	0.98
	2	Group	0.50	0.25	28.90	1, 87	0.00
	3	Age*Group	0.52	0.02	2.50	1, 86	0.12
Emotional control	1	Age	0.13	0.02	1.6	1, 88	0.21
	2	Group	0.53	0.26	30.9	1, 87	0.00
	3	Age*Group	0.53	0.00	0.20	1, 86	0.66
Initiate	1	Age	0.04	0.00	0.13	1, 88	0.72
	2	Group	0.38	0.14	14.10	1, 87	0.00
	3	Age*Group	0.46	0.07	7.64	1, 86	0.01
Working memory	1	Age	0.16	0.03	2.25	1, 88	0.14
	2	Group	0.43	0.16	17.06	1, 87	0.00
	3	Age*Group	0.45	0.02	1.64	1, 86	0.20
Plan/Organize	1	Age	0.01	0.00	.01	1, 88	0.93
	2	Group	0.46	0.22	23.82	1, 87	0.00
	3	Age*Group	0.51	0.05	5.25	1, 86	0.02
Organization of materials	1	Age	0.15	0.02	1.89	1, 88	0.17
	2	Group	0.28	0.06	5.26	1, 87	0.02
	3	Age*Group	0.29	0.01	0.81	1, 86	0.37
Monitor	1	Age	0.10	0.01	1.07	1, 88	0.30
	2	Group	0.44	0.18	19.45	1, 87	0.00
	3	Age*Group	0.46	0.02	1.94	1, 86	0.17