Table 2 Demographic characteristics of ALS patients before the network (PBN) and in the network (PIN)
Variable (mean +/− SD) | Patients before network | Patients in network |
|---|---|---|
Age (year) | 62 · 6 (11 · 7) | 61 · 2 (12 · 9) |
Sex (% male) | 52.8% | 54.8% |
Site of onset (bulbar/spinal) % | 33/67 | 34 · 4/65 · 6 |
Disease duration (month) before enrollment | 21.8 (19.2) | 21.5 (17.8) |
ΔFS (/month) at entry mean (SD) | 0 · 97 (0 · 78) | 0 · 94 (1 · 60) |