Table 2:

Clinical data commonly used as prognostic factors for the 25 patients with ALS

Clinical Data	Patients with ALS
	Baseline	1-Year Follow-Up Subgroup
Body mass index at MRI (± SD)	23.7 ± 2.7	24.0 ± 2.7
Familial transmission	2 SOD1 mutated	1 SOD1 mutated
Site of onset	1 bulbar; 18 upper; 6 lower	1 bulbar; 12 upper; 6 lower
Delay from first symptom to diagnosis, mo ± SD	9.9 ± 5.6	10.7 ± 6.0

Note:—SOD1 indicates SuperOxide Dismutase 1 gene.