Factors associated with early initiation of disease-modifying drug treatment in newly-diagnosed patients with multiple sclerosis

Objective: To examine the time to first disease-modifying drug (DMD) treatment and to identify factors associated with early DMD initiation in newly-diagnosed patients with MS.Methods: This retrospective cohort study included newly-diagnosed patients with MS from a US administrative claims database, aged 18–65 years, with a first MS diagnosis (ICD-9-CM code: 340.xx) between January 1, 2007 and June 30, 2013 (index date), continuous eligibility...