Table 2.

Group differences on executive function measures controlling for age, reading score, and depression score

Variable	Patients (N=29)		Controls (N=32)		F	df	P
	Mean	S.D.	Mean	S.D.
Performance-Based Tests
DKEFS Trail Making:
Visual Scanning	27.16	1.80	19.77	1.62	7.47	1	0.008
Number Sequencing	44.78	2.94	26.25	2.65	17.59	1	0.001
Letter Sequencing	45.75	3.19	25.25	2.87	18.30	1	0.001
Switching	101.50	7.48	63.33	6.73	11.57	1	0.001
Motor Speed	39.39	2.91	16.54	2.62	27.38	1	0.001
WCST:
Categories Completed	4.39	0.35	5.48	0.31	4.35	1	0.04
Perseverative Errors	16.32	2.05	12.55	1.84	1.50	1	0.23
Failure to Maintain Set	0.90	0.26	0.93	0.24	0.01	1	0.94
BRIEF-A:
Inhibit
Self	1.48	0.07	1.45	0.06	0.26	1	0.61
Informant	1.65	0.10	1.21	0.07	9.50	1	0.004
Shift
Self	1.58	0.06	1.39	0.05	4.77	1	0.03
Informant	2.08	0.13	1.27	0.09	18.69	1	0.001
Emotional Control
Self	1.51	0.06	1.35	0.05	3.00	1	0.09
Informant	1.66	0.14	0.27	0.09	3.97	1	0.05
Self Monitor
Self	1.49	0.09	1.38	0.08	1.02	1	0.32
Informant	1.85	0.12	1.22	0.08	13.00	1	0.001
Initiate
Self	1.64	0.08	1.41	0.07	3.67	1	0.61
Informant	2.11	0.14	1.29	0.09	20.53	1	0.001
Working Memory
Self	1.81	0.08	1.42	0.07	9.04	1	0.004
Informant	2.02	0.12	1.16	0.08	30.04	1	0.001
Plan/Organize
Self	1.53	0.07	1.38	0.06	2.75	1	0.10
Informant	1.89	0.12	1.19	0.08	20.24	1	0.001
Task Monitor
Self	1.63	0.09	1.43	0.07	1.94	1	0.17
Informant	1.94	0.12	1.20	0.08	21.28	1	0.001
Organization of Materials
Self	1.51	0.10	1.51	0.08	0.00	1	0.99
Informant	1.93	0.15	1.39	0.10	5.81	1	0.02