Which warfarin-control result in a patient with atrial fibrillation meets a NICE criterion for poor anticoagulation control?...

Question

Which warfarin-control result in a patient with atrial fibrillation meets a NICE criterion for poor anticoagulation control?

Accepted Answer

Time in therapeutic range below 65%

Answer

Time in therapeutic range below 75%

Answer

One INR result below the target range

Answer

One INR result above the target range

Answer

A stable INR measured every eight weeks

Atrial Fibrillation — MRCP Part 1 MCQ