Table 2.

Demographics of the cohort enrolled. Clinical and demographic characteristics are expressed as means ± SD.

Female, n (total)	2 (5)
Age, years	33.4 ± 7.1
Migraine frequency, n. of days per month	4.4 ± 2.7
Disease onset, age in years	13.2 ± 4.5
Disease duration, years	20.2 ± 7.9
Comorbid tension type headache, n (%)	2 (40%)
Tension type frequency, n. of days per month	1.2 ± 1.0
Comorbid anxiety, n (%)	1 (20%)