Fig. 1From: Efficacy of galcanezumab in patients with migraine who did not benefit from commonly prescribed preventive treatmentsLS mean change from baseline in the number of monthly migraine headache days in patients who did not benefit from migraine preventive medication due to inadequate efficacy. *p<0.05, **p<0.01, ***p<0.0001 vs placebo. Abbreviations: LS least-squares, N number of intent-to-treat patients, SE standard errorBack to article page