Coronavirus disease is reported to affect the cardiovascular system. We showed that relative bradycardia was a common characteristic for 54 patients with PCR-confirmed mild-to-moderate coronavirus disease in Japan. This clinical sign could help clinicians to diagnose this disease.
Keywords: COVID-19; Japan; SARS-CoV-2; bradycardia; coronavirus disease; coronaviruses; mild-to-moderate coronavirus disease; relative bradycardia; respiratory infections; severe acute respiratory syndrome coronavirus 2; viruses.