Assessment of Migraine Disability Using the Migraine Disability Assessment (MIDAS) Questionnaire: A Comparison of Chronic Migraine With Episodic Migraine

In subspecialty centers, patients with chronic migraine demonstrate remarkable impairment of their daily activities and are severely burdened by their headache syndrome, reflected by their high MIDAS scores. The chronicity and pervasiveness of migraine thus is associated with increased functional impairment as well as increase in headache frequency.