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Table 1 Patient demographics and clinical characteristics at baseline

From: Neopterin production and tryptophan degradation during 24-months therapy with interferon beta-1a in multiple sclerosis patients

  IFNβ-1a 44 mcg three times weekly (n = 48) IFNβ-1a 22 mcg three times weekly (n = 53)
Age (years) 34.2 ± 8.4 35.3 ± 8.2
Sex (fem/male) 30 (62.5%)/18 (37.5%) 41 (77.4%)/12 (22.6%)
Age at disease onset 29.2 ± 8.3 30.4 ± 8.1
Duration of MS (years) 5.2 ± 4.3 4.9 ± 4.2
EDSS score 1.7 ± 1.0 1.6 ± 1.0
Annual relapse rate prior to therapy 0.8 ± 0.9 1.0 ± 1.2
  1. Data are expressed as means, except for sex (expressed in number and percentage); EDSS: Expanded Disability Status Scale; IFNβ-1a: interferon beta 1a; MS: multiple sclerosis. All p values for comparisons of the characteristics listed above, between the two treatment groups, were not significant.