Table 1.

Sample characteristics.

	RADIEMS (n=185)	MEM CONNECT (n=70)
Age (years)	34.4 ± 7.5	40.7 ± 11.1
Sex (% female)	123 (66.5%)	53 (77.1%)
IQ	108.3 ± 8.8	112.0 ± 10.0
MS Phenotype	165 RRMS, 20 CIS	70 RRMS
Years since diagnosis	2.2 ± 1.4	7.6 ± 6.9
EDSS (median, interquartile range)	1.0, 0-1.5	1.5, 0-1.0
T2 LV (milliliters; median, interquartile range)	1.5, 3.8	4.1, 7.4

IQ= estimated verbal intelligence quotient based on Wechsler Test of Adult Reading; RRMS= relapsing-remitting multiple sclerosis; CIS= clinically isolated syndrome; EDSS= Expanded Disability Severity Scale; T2 LV= T2 lesion volume.