Acute Heart Failure Registry

Clinical Utility of Quantitative Electrocardiography in Patients With Acute Heart Failure: A Prospective Observational Study

To evaluate the clinical utility of quantitative electrocardiography (Quantitative ECG, QCG) by analyzing its associations with clinical characteristics and laboratory findings in patients hospitalized with acute heart failure.

Inclusion Criteria:

• Adults aged 19 years or older who were admitted to the Department of Cardiology for acute heart failure
• NT-proBNP ≥300 pg/mL
• Patients who underwent electrocardiography at least once

Exclusion Criteria:

• History of congenital heart disease
• Patients with a dominant electronic pacemaker rhythm
• Patients with a heart rate >140 beats per minute or electrocardiograms with excessive noise