Case ascertainment from each source
| Source | All, n (%) | Sole source, n (%) |
|---|---|---|
| MS, multiple sclerosis. | ||
| General practitioners | 328 (74%) | 67 (15%) |
| Hospital (neurology dept, hospital activity, MS specialist nurse) | 352 (79%) | 65 (14.6%) |
| Evoked potential data | 149 (33%) | 14 (3%) |
| Nursing homes | 10 (2%) | 1 (0.2%) |