Table 5.

Matched Pair t Tests Comparing Those with 20+ WMHs and Those with no WMHs on Neuropsychological Tests

	No WMH (n = 35)		20+ WMH (n = 35)
	M	SD	M	SD	t	P	d
TOPF SS	101.9	8.9	104.5	9.2	-1.25	0.220	0.29
PSI SS	105.5	12.5	101.9	11.4	1.56	0.128	0.30
WMI SS	104.3	10.5	108.6	15.8	-1.40	0.169	0.33
VCI SS	113.5	12.4	112.4	10.7	0.40	0.692	0.10
PRI SS	110.6	14.9	116.1	11.2	-1.87	0.070	0.42
Logical Memory II ss	11.8	3.0	10.8	2.3	1.76	0.088	0.38
Logical Memory I ss	12.1	2.7	11.2	2.3	1.99	0.055	0.36
TMT A T-score	54.3	9.9	53.3	10.6	0.47	0.638	0.10
TMT B T-score	52.4	9.0	52.8	10.1	-0.18	0.856	0.04
CVLT-II LDFR z score	0.47	0.90	0.47	0.80	0.00	1.00	0.00
CVLT-II Trials 1-5 T-score	57.5	8.5	57.4	9.6	0.07	0.941	0.01
DKEFS CWIT Inhibition ss	10.7	2.8	10.9	2.4	-0.28	0.782	0.08
DKEFS CWIT Word Reading ss	11.0	2.0	10.6	2.0	0.80	0.430	0.20
DKEFS Tower Total Achievement ss	11.6	2.4	12.7	2.9	-1.41	0.172	0.42
DKEFS Category Fluency ss	12.9	3.6	13.1	0.6	-0.29	0.777	0.10
DKEFS Letter Fluency ss	11.5	3.0	12.2	3.4	-0.98	0.333	0.22
GP Dominant T-score	51.5	9.4	53.6	8.8	-1.05	0.303	0.23
GP Non-dominant T-score	51.6	9.5	50.8	11.2	0.34	0.735	0.08

P-values are prior to Benjamini-Hochberg False Discovery Rate correction. No p-values survived this correction.

CVLT-II, California Verbal Learning Test-Second Edition; CWIT, Color-Word Interference Test; DKEFS, Delis-Kaplan Executive Functioning System; GP, Grooved Pegboard; LDFR, long delay free recall; M, mean; PRI, Perceptual Reasoning Index; PSI, Processing Speed Index; SD, standard deviation; ss, scaled score; SS, standard score; TMT, Trail Making Test; TOPF, Test of Pre-morbid Functioning; VCI, Verbal Comprehension Index; WMH, white matter hyperintensity; WMI, Working Memory Index.