Network analysis of the cerebrospinal fluid proteome reveals shared and unique differences between sporadic and familial forms of amyotrophic lateral sclerosis

Table 2 Characteristics of the Expanded ALS cohort (i.e. Multicenter cohort)

	Control	C9orf72 Asymptomatic	C9orf72 ALS	SOD1 Asymptomatic	SOD1 ALS	Sporadic ALS
Sample number (n)	72	59	43	13	22	50
Center	54 E, 18 MGH	6 E, 53 MGH	10 E, 18 I, 15 W	13 MGH	6 E, 13 I, 3 W	42 E, 8 W
Sex	41 F, 31 M	34 F, 25 M	20 F, 23 M	9 F, 4 M	7 F, 15 M	22 F, 28 M
Race	66 C, 4 AA, 2 A	58 C, 1H/L	10 C, 33 U	13 C	6 C, 16 U	1 A, 3 AA, 37 C, 9 U
Age at sample (y) (± SD)	59.4 (± 12.5)	44.8 (± 12.8)	58.0 (± 7.0)	54.3 (± 12.0)	54.6 (± 12.2)	58.4 (± 10.8)

Unabridged cohort traits are enumerated in Supplemental Table 2
Abbreviations: E Emory University, I Universitá degli Studi di Milano, MGH Massachusetts General Hospital, W Washington University F Female, M Male, AA African American, A Asian, C Caucasian, H/L Hispanic/Latino, y Years, U Unknown

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