| Demographic and clinical characteristics | 
        MS patients | 
       
      
        | N = 120 | 
       
      
        | Gender    ratio (M:F) | 
        1:1.72    (44:76) | 
       
      
        | Age at    onset, years, mean ± SD (range) | 
        30.86 ±    7.92 (16 - 55) | 
       
      
        | Disease    course: | 
       
      
        | Relapsing-remitting | 
        60    (50.0%) | 
       
      
        | Secondary-progressive | 
        48    (40.0%) | 
       
      
        | Primary-progressive | 
        12    (10.0%) | 
       
      
        | Duration    of the symptoms, years, mean,  ± SD | 
        11.93 ±    8.0 | 
       
      
        | Duration    of the disease (time of diagnosis), years, mean± SD | 
        6.84 ± 3.54 | 
       
      
        | Relapse    rate per year, mean ± SD | 
        1.36 ± 0.88 | 
       
      
        | EDSSA    score, mean ± SD | 
        4.26 ± 2.01 | 
       
      
        | EDSSB    score, mean ± SD | 
        3.8      ± 1.0 | 
       
      
        | Patients    with positive OCBs (n, %) | 
        88    (73.3%) | 
       
      
        | Demographic    and clinical characteristics | 
        MS    patients | 
       
      
        | N = 120 | 
       
      
        | Gender    ratio (M:F) | 
        1:1.72    (44:76) | 
       
      
        | Age at    onset, years, mean ± SD (range) | 
        30.86 ±    7.92 (16 - 55) | 
       
      
        | Disease    course: | 
       
      
        | Relapsing-remitting | 
        60    (50.0%) | 
       
      
        | Secondary-progressive | 
        48    (40.0%) | 
       
      
        | Primary-progressive | 
        12    (10.0%) | 
       
      
        | Duration    of the symptoms, years, mean,  ± SD | 
        11.93 ±    8.0 | 
       
      
        | Duration    of the disease (time of diagnosis), years, mean± SD | 
        6.84 ± 3.54 | 
       
      
        | Relapse    rate per year, mean ± SD | 
        1.36 ± 0.88 | 
       
      
        | EDSSA    score, mean ± SD | 
        4.26 ± 2.01 | 
       
      
        | EDSSB    score, mean ± SD | 
        3.8      ± 1.0 | 
       
      
        | Patients    with positive OCBs (n, %) | 
        88    (73.3%) | 
       
      
        | SD -    standard deviation, EDSS - Expanded Disability Status Scale, EDSSA    - EDSS score during last visit, EDSSB - EDSS score at time of    diagnosis, OCBs- oligoclonal bands. | 
       
        
        
      |