Table 1.

Clinical characteristics of the Bristol cohort

Bristol cohort variables	n
Sample storage [mean ± SD (range)]	96 [5 years ± 2 (1–10)]
Sex (F/M)	31/16
IIH	49
RRMS [mean age ± SD (range)]	38 [38 years ± 11(21–64)]
PPMS [mean age ± SD (range)]	6 [52 years ± 5 (42–57)]
SPMS [mean age ± SD (range)]	3 [52 years ± 11 (40–61)]

IIH idiopathic intracranial hypertension, PPMS primary progressive multiple sclerosis, RRMS relapsing–remitting multiple sclerosis, SPMS secondary progressive multiple sclerosis