Patient demographics
| ALS | DC | HC | |
| Number of subjects with baseline visit | 118 | 17 | 24 |
| Number of subjects with two visits | 80 | 2 | 10 |
| Number of subjects with three visits | 42 | 0 | 1 |
| Number of subjects with four visits | 17 | 0 | 0 |
| Number of subjects with five visits | 12 | 0 | 0 |
| Gender (M/F) | 70/49 | 11/6 | 11/13 |
| Onset site (bulbar:limb) | 29:88 | N/A | N/A |
| Average age of onset (mean±SD) | 54±10 | N/A | N/A |
| Average age at baseline (mean±SD) | 57±10 | 58±11 | 53±13 |
| Number of C9orf72 patients | 14 | N/A | N/A |
| Number of SOD1 patients | 1 | N/A | N/A |
ALS, amyotrophic lateral sclerosis; DC, disease control; F, female; HC, healthy control; M, male; N/A, not documented; SOD1, Superoxide dismutase 1.