Graz Study on the Risk of Atrial Fibrillation

Exclusion Criteria

• •known history of atrial fibrillation
• •implanted rhythm device
• •pre-existing indication for oral anticoagulation
• •(\*)CHA2DS2-VASc: C - chronic heart failure (1 point); H - hypertension (1 point); A - age \>= 75 years (2 points); D - diabetes (1 point); S - stroke (2 points); V - vascular disease (1 point); A - age \>=65 and \< 75 years (1 point); Sc - sex category (female) (1 point) ;