The Effect and Safety of Different Intensity Anticoagulation Therapy in Elderly Patients With Non-valvular Atrial Fibrillation


Phase 4 Results N/A

Summary of Purpose

Current guidelines recommend standard warfarin anticoagulation international normalized ratio (INR) goal of 2.0-3.0 in adults with non valvular atrial fibrillation (NVAF). The investigators hypothesized that low-intensity warfarin (INR 1.5-2.0) has the same effectiveness and better security in elderly patients (>75) with NVAF.

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Trial Milestones

The following dates are available for this trial. Trial information last updated on 18 May 2012.

1 Jan 2010 14 Sep 2011 1 Jan 2012 1 Apr 2012 1 May 2012 Unavailable
Start Date First Received 1st Completion Completion Verification Results

Trial Basics




Trial Design

  • Allocation: Randomized
  • Masking: Single Blind (Outcomes Assessor)
  • Purpose: Treatment
  • Endpoint: Safety/Efficacy Study
  • Intervention: Parallel Assignment