Fig. 1From: Real-world treatment patterns and patient-reported outcomes in episodic and chronic migraine in Japan: analysis of data from the Adelphi migraine disease specific programmeAcute and prophylactic treatment of patients with episodic migraine (EM) and chronic migraine (CM): physician-reported data. Percentages are calculated as proportion of non-missing data. OTC, over the counter. aChi-squared testBack to article page