SEALS data set: descriptive statistics
| Total cases | n=575 | |
|---|---|---|
| Site of onset | Bulbar 189 (33%) | Limb 386 (67%) |
| Gender | Female 239 (42%) | Male 336 (58%) |
| Age at symptom onset (years) | Median 61.5 | IQR 54–69 Range 23–89 |
| Diagnostic delay (months) | Median 11.1 | IQR 7.0–19.0 Range 1.0–296 |
| Riluzole use | Yes 260 (45%) | No 315 (55%) |
| Survival from diagnosis (months) | Median 17.7 | IQR 8.3–29.9 Range 0.6–268 |
SEALS, South-East England register for amyotrophic lateral sclerosis.