Prolonged electrocardiography registration does not lead to increased diagnosis of atrial fibrillation in pulmonary embolism patients, but sex affects generic health-related quality of life: Findings from a randomized clinical trial.

Background: Pulmonary embolism (PE) is the third most common cause of cardiovascular death. Atrial fibrillation (AF) is the most common arrhythmia and is commonly detected in patients after embolic stroke. In this study, we set out to study if undiagnosed AF could be detected in patients with PE.