Epidemiological and clinical characteristics of multiple sclerosis patients included in the study.

CD-MS clinically definite MS group, RR-MS Remission: relapsing remitting MS in remission, RR-MS Active: relapsing remitting MS with active disease, RESPONDERS: RR-MS under treatment with IFNβ, NON-RESPONDERS: relapsing remitting MS that did not respond to Interferon-β, SP-MS: secondary progressive MS, PP-MS: primary progressive MS.EDSS expanded disability status scale, IFNβ: interferon-β.a Number of patients;b Median (25th-75th percentiles)c EDSS/Disease duration (years);d Number of relapses during preceding 2 years.Epidemiological and clinical characteristics of multiple sclerosis patients included in the study.