Entry stratification of all recruited subjects
| MS subtype | n | M | F | Mean age (range), years | Median EDSS (range) | Median disease duration (range), years |
|---|---|---|---|---|---|---|
| Controls | 34 | 15 | 19 | 40.7 (20–67) | 0 | − |
| All MS groups | 60 | 21 | 39 | 48.1 (17–69) | 4.0 (0–8.5) | 16 (1–40) |
| Relapsing remitting | 21 | 8 | 13 | 38.9 (17–59) | 2.5 (0–6.5) | 10 (1–31) |
| No treatment | 10 | 3 | 7 | 37.9 (17–55) | 3.0 (0–6) | 7 (2–31) |
| On β-interferon | 11 | 5 | 6 | 39.8 (27–59) | 2.5 (1–6.5) | 10 (1–17) |
| Secondary progressive | 14 | 3 | 11 | 51.2 (30–65) | 6.0 (2–8) | 18 (7–40) |
| Primary progressive | 12 | 5 | 7 | 55.7 (40–69) | 6.5 (3.5–8.5) | 16 (8–34) |
| Benign | 13 | 5 | 8 | 52.6 (40–60) | 2.5 (1–3) | 24 (20–36) |