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Table 2 Mean (SD) of clinical and electrophysiological characteristics recorded at baseline

From: Multimodal evoked potentials for functional quantification and prognosis in multiple sclerosis

  All patients RR P RR versus P
  (n = 100) (n = 90) (n = 10) p* p**
F/M ratio 62/38 59/31 3/7 0.040 0.072
Age (yrs) 39 (10) 37 (9) 53 (7) <0.0001 <0.0001
Disease duration (yrs) 9 (8) 8 (7) 19 (11) 0.0030 NA
EDSS (0.0–10.0) 3.0 (1.2) 2.8 (1.0) 5.0 (0.83) <0.0001 <0.0001
Global EP score (/30) 12.1 (7.6) 11.2 (7.4) 19.8 (5.4) 0.0006 0.011
UL MEP score (/10) 2.6 (3.0) 2.3 (2.9) 5.0 (3.3) 0.0064 0.035
LL MEP score (/10) 3.9 (3.4) 3.5 (3.3) 7.4 (2) 0.0004 0.0057
LL SEP score (/10) 4.7 (3.4) 4.4 (3.4) 7.5 (1.8) 0.0047 0.020
VEP score (/10) 4.2 (3.6) 4.0 (3.5) 6.1 (3.9) 0.079 0.35
  1. MS multiple sclerosis, RR relapsing-remitting, P progressive, SD standard deviation, F female, M male, EDSS expanded disability status scale, EP evoked potentials, UL upper limb, LL lower limb, MEP motor evoked potentials, SEP somatosensory evoked potentials, VEP visual evoked potentials, NA not applicable
  2. *p-value of the comparison between relapsing and progressive courses; **p-value of the comparison between relapsing and progressive courses adjusted for disease duration