Table 1 Background variables
|  | HCs (n = 20) | MS (n = 32) | Test | RR-1 (n = 13) | RR-2 (n = 9) | SP (n = 10) | Test |
|---|---|---|---|---|---|---|---|
Female, n (%) | 12 (60%) | 24 (75%) | χ2 = 1.3 | 11 (84.6%) | 6 (66.7%) | 7 (70%) | χ2 = 2.28 |
p = 0.47 | p = 0.60 | ||||||
Age, years | 48.2 (11.0) | 50.81 (9.5) | t = 0.9 | 52.0 (9.8) | 46.8 (10.7) | 52.9 (7.5) | F = 0.96 |
p = 0.37 | p = 0.55 | ||||||
Education, years | 14.7 (2.1) | 13.6 (1.7) | t = −2.0 | 14.2 (2.1) | 13.2 (1.7) | 13.4 (0.9) | F = 1.88 |
p = 0.051 | p = 0.15 | ||||||
Premorbid IQ | 110.2 (11.7) | 105.2 (12.2) | t = −1.48 | 110.9 (10.3) | 101.2 (15.3) | 101.4 (9.0) | F = 2.53 |
p = 0.15 | p = 0.07 | ||||||
MS-onset age, years | -- | 34.4 (9.7) | -- | 34.1 (9.2) | 35.1 (9.7) | 34.3 (11.2) | F = 0.03 |
p = 0.98 | |||||||
Disease duration, years | -- | 15.9 (10.3) | -- | 17.2 (12.8) | 11.3 (7.5) | 18.4 (8.4) | F = 1.32 |
p = 0.28 | |||||||
EDSS score (medians, ranges) | -- | 3 (0–6.5) | -- | 2 (0–2.5) | 3.5 (3–6.5) | 6 (3–6.5) | -- |
MSSS | -- | 3.9 (2.8) | -- | 1.7 (2.0) a | 5.5 (2.5) b | 5.3 (1.8) b | F = 12.0 |
p < 0.001 | |||||||
Disease-modifying therapy 1 | -- | 9 (28.1%) | -- | 5 (38.5%) | 4 (44.4%) | 0 (0.0%) | -- |