Fig. 1From: Influence of headache pain intensity and frequency on migraine-related disability in chronic migraine patients treated with OnabotulinumtoxinAClinical outcomes that showed significant association with ≥50% MIDAS score reduction after 6 months of preventive treatment with OnabotulinumtoxinA. a shows response rate in frequency, intensity, and (b) co-variable frequency-intensity according to treatment responseBack to article page