Fig. 2

Treatment response up to 12 months. Development of MHD, MMD and AMD before and during treatment for EM with and without MO (a) and CM with and without MOH (b) up to 12 months. The number below shows the analysed patients at the respective time point. (AMD: monthly acute drug intake, MHD: monthly headache days, MMD: monthly migraine days, MO: medication overuse, MOH: medication overuse headache)