TABLE 1.

Clinical information of the Italian cohort of ALS patients.

	ALS patients n = 106
Gender
Female, n (%)	51 (48.1)
Male, n (%)	55 (51.9)
Site of onset
SO, n (%)	70 (66)
BO, n (%)	36 (34)
Age at onset (n = 94), mean	67.04 ± 11.54
Clinical presentation at onset
ALS, n (%)	99 (93.4)
ALS and bv-FTD, n (%)	6 (5.7)
ALS and nfv-PPA, n (%)	1 (0.9)

Abbreviations: ALS, amyotrophic lateral sclerosis; SO, spinal onset; BO, bulbar onset; bv-FTD, behavioral variant of frontotemporal dementia; nfv-PPA, non-fluent variant of primary progressive aphasia.