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In: Demographics, Treatments

This retrospective observational study analyzed claims data from the Truven Health Analytics MarketScan® Research Databases from 2009–2014. Two cohorts were compared: propensity-score (PS) matched CH and non-headache control patients. Eligible CH patients had ≥2 CH claims. All patients had continuous enrollment for ±12 months from date of first CH claim. Descriptive comparisons are presented.Read More →

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In: Pathophysiology

We screened patients with cluster headache who were diagnosed at Samsung Medical Center and lost to follow-up for ≥5 years. Eligible patients were interviewed by phone about the longitudinal changes in headache characteristics and disease course. Remission was defined as symptom-free 1) for longer than twice the longest between-bout period and 2) for ≥5 years.Read More →