Statin Therapy and Symptom Burden in Patients With Fibromyalgia: A Prospective Questionnaire Study

To evaluate the association between statin use and symptom severity, tender point count, fatigue, cognition, mood, and sleep issues in patients with fibromyalgia (FM).Between May 2012 and November 2013, 668 patients with FM were surveyed. Patients were stratified into statin users and statin nonusers. Primary outcome was FM symptom severity (FIQ-R questionnaire) and tender point count. Secondary outcomes included fatigue (MFI-20), cognitive...