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Table 1 Baseline characteristics in untreated and treated MS groups

From: Influence of Interferon beta treatment on quality of life in multiple sclerosis patients

Variable Covariate Untreated IFN-β treated p-value
No. of patients   77 41  
Age at disease onset (yrs)   30.3 ± 9.7 28.7 ± 10.5 0.42
Age at inclusion (yrs)   42.1 ± 11.2 36.8 ± 11.5 0.02
Gender Male 28 (36.4) 8 (19.5) 0.06
  Female 49 (63.6) 33 (80.5)  
Disease duration (yrs)   12.0 ± 7.8 8.9 ± 8.1 0.04
Disease course RR 58 (75.3) 34 (82.9) 0.34
  SP 19 (24.7) 7 (17.1)  
School education (degree-yrs) <5 10 (12.9) 6 (14.6) 0.97
  6–8 16 (21) 7 (17.1)  
  9–13 38 (49.2) 19 (46.3)  
  >13 13 (16.9) 9 (22)  
  1. Data are expressed as means ± SD or n (%). P-values refer to T test or Pearson χ2.