Table 1.

Socio-demographic and clinical data within groups

	N = 17	N = 19	N = 17
	MOH group	EM group	HC group
Gender
Male	4	5	4
Female	13	14	13
Age (years)	46.3 +/−10.7	46 +/−10	46.5 +/−10.5
Age of 1st occurrence of migraine	17 +/−9	19.5 +/−12	-
Number of day with headache/month	23.5 +/−7.1	2.5 +/−1.1	-
Number of tablets of acute headache medication/month	82 [360–21]	6.2[16−1]	-