Diagnosis of Postoperative Atrial Fibrillation by a Smartwatch

Inclusion Criteria

• •Adult patient (\>18 years old)
• •The patient was hospitalized at Amiens University Hospital for on-pump cardiac surgery.
• •The patient has had a recent on-pump cardiac surgery (\< 96h)
• •Patient with the motor and cognitive abilities to perform a 1-lead ECG with the smartwatch
• •The patient was transferred to the cardiac surgery department of Amiens University Hospital.
• •The beneficiary of a social security plan
• •Signature of the consent to participate in the study