You are here


( N = 16,766 ) as of 22 Sep 2022

Atrial fibrillation (AF) is defined as a supraventricular tachyarrhythmia with uncoordinated atrial electrical activation and consequently ineffective atrial contraction.7 It is diagnosed by > 30 seconds 12-lead electrocardiogram (ECG) documentation of the absence of distinct repeating P waves and irregular R-R intervals (when atrioventricular conduction is not impaired).




Variable in AF

Click to see more variables


Ongoing research topics

Click to see more research topics

Department of Clinical Epidemiology and Biostatistics