Daily Arxiv

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An Electrocardiogram Foundation Model Built on over 10 Million Recordings with External Evaluation across Multiple Domains

Created by
  • Haebom

Author

Jun Li, Aaron Aguirre, Junior Moura, Che Liu, Lanhai Zhong, Chenxi Sun, Gari Clifford, Brandon Westover, Shenda Hong

Outline

This paper presents ECGFounder, an AI-based foundational model for electrocardiogram (ECG) analysis and cardiovascular disease assessment. Trained on the Harvard-Emory ECG database with over 10 million ECG data and 150 diagnostic classifications, ECGFounder provides comprehensive capabilities for diagnosing various cardiovascular diseases. It focuses specifically on improving the performance of single-lead ECG analysis and supports fine-tuning for various subtasks to maximize practicality. It achieves high accuracy (AUROC > 0.95, 80 diagnoses) on internal and external validation sets and outperforms existing models in demographic analysis, clinical event detection, and multimodality cardiac rhythm diagnosis. The trained model and data will be made publicly available through bdsp.io, and the code will be available on GitHub.

Takeaways, Limitations

Takeaways :
Presenting the possibility of improving the accuracy and efficiency of cardiovascular disease diagnosis through a basic model based on electrocardiogram.
Performance improvement of single-lead electrocardiogram analysis.
Increased usability with fine-tuning capabilities for various subtasks.
Ensuring research revitalization and reproducibility through the disclosure of learned models and data.
Applicability in mobile monitoring environments.
Limitations :
The need to improve generalization performance across data imbalances and diverse domains.
Dependence on large datasets.
Further validation in real clinical settings is needed.
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