Woman and Man
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Extract
The aim of this study is to investigate the clinical significance of high INR (International Normalized Ratio) values (>9) in VKA (vitamin K antagonist) treated patients with atrial fibrillation. The clinical characteristics of these patients will be studied as well as the clinical presentation. Factors influencing on high INR values will be recorded and the aim is to seek out patients who have elevated risk of bleeding complications.
Inclusion criteria
- Anticoagulation