Table 1 Characteristics of the study sample (# 192 MS subjects)

Age, years, mean (SD)

41.4 (10.8)

Education, years, mean (SD)

12.3 (3.5)

Gender (women, men)

142/50

Disease duration, years, mean (SD)

12.7 (8.9)

EDSS, mean (SD)

2.7 (1.7)

# of relapses in the year prior to inclusion, mean (SD)

0.5 (0.8)

Treatment with DMD, n (%)

154 (80.2)