Table 3.

Test-level rates of impaired objective cognitive function by group

	Percentage with impaired performance 1.5 SD			Percentage with impaired performance 2 SD
Cognitive Test	Patients	Controls	p	Patients	Controls	p
Verbal memory
HVLT-R Total Recall	20.00	13.79	0.27	9.52	5.75	0.35
HVLT-R Delayed Recall	22.73	15.12	0.20	13.64	8.14	0.25
Visual memory
BVMT-R Total Recall	16.67	9.2	0.14	10.71	4.6	0.13
BVMT-R Delayed Recall	12.36	11.49	0.86	8.99	6.9	0.61
Attention
Color Trails 1	8.99	2.3	0.1	6.74	1.15	0.12
Digit Span	0	1.16	1	0	0	-
Executive function
Color Trails 2	10.00	2.3	0.03	7.78	0	<.02
Stroop color word	6.74	7.23	0.9	4.49	3.61	1
COWA	11.24	12.64	0.77	5.62	6.9	0.73