Prevention of Stroke and Systemic Embolism With Rivaroxaban Compared With Warfarin in Patients With Non-Valvular Atrial Fibrillation and Moderate Renal Impairment

Study Questions:

What are the risks and benefits of a lower dose of rivaroxaban versus standard warfarin for the prevention of embolic stroke in patients with atrial fibrillation (AF) and moderate renal insufficiency?