Accuracy of Cardiac Wearables Devices to Detect Atrial Fibrillation

"five cardiac wearable devices~* Apple Watch, Apple Inc., Model Number: A1977 / A1978~* Kardia Mobile, AliveCor Inc., AC-009/Kardia Mobile 6L, AliveCor Inc., AC-019~* Fitbit Sense, Fitbit, Inc, Model Number: FB512~* Samsung Galaxy Watch 3 Samsung Inc., Model Number: SM-R855F~* Withings Scanwatch, Withings SA, Model Number: HWA09 Used for recording of one single-lead ECG. The results will be 274 compared to a simultaneous 12-lead ECG, which is considered the gold standard for detecting AF. There is no comparator in this trial."