Fig. 2From: Swiss QUality of life and healthcare impact Assessment in a Real-world Erenumab treated migraine population (SQUARE study): interim resultsHIT-6™ reduction after 6 months per migraine type (N = 159). The full range of HIT-6™ possible scores is shown, with 36 being the lowest-possible score and 78 the highest-possible score. Abbreviations: EM: episodic migraine; CM: chronic migraine; HIT-6.™: Headache Impact Test-6Back to article page