Journal article

Evaluating the Initiation of Novel Oral Anticoagulants in Medicare Beneficiaries.

Seo Hyon Baik, Inmaculada Hernandez, Yuting Zhang

Journal of Managed Care & Specialty Pharmacy | Published : 2016


BACKGROUND: As alternatives to warfarin, 2 novel oral anticoagulants (NOACs), dabigatran and rivaroxaban, were approved in 2010 and 2011 to prevent stroke and other thromboembolic events in patients with atrial fibrillation. It is unclear how patient characteristics are associated with the initiation of anticoagulants. OBJECTIVE: To evaluate how patient demographics, clinical characteristics, types of insurance, and patient out-of-pocket spending affect the initiation of warfarin and 2 NOACs--dabigatran and rivaroxaban. METHODS: We used pharmacy claims data from a 5% random sample of Medicare beneficiaries to identify patients who were newly diagnosed with atrial fibrillation between October..

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