Screening for Atrial Fibrillation: Improving Efficiency of Manual Review of Handheld Electrocardiograms †
Abstract
:1. Introduction
2. Methods
2.1. Dataset
2.2. AF Screening Algorithm Configurations
2.3. Evaluating the Impact on Manual Review Workload and Identification of AF Patients
3. Results and Discussion
3.1. The Impact of AF Screening Algorithm Configurations on the Manual Review Workload
3.2. The Impact of Alternative Strategies on Identifying AF Patients
3.3. The Importance of the First Filter
3.4. Limitations
3.5. Future Work
3.6. Perspectives
4. Conclusions
Funding
Conflicts of Interest
References
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AF Screening Algorithm Configuration | Pathological Recordings 1 | Low Quality Recordings | ||
---|---|---|---|---|
Irregular Sequence | Fast Regular | Other | ||
Config. 1: All pathological or low quality | ✓ | ✓ | ✓ | ✓ |
Config. 2: All pathological | ✓ | ✓ | ✓ | |
Config. 3: Selected pathological | ✓ | ✓ | ||
Config. 4: Only irregular sequences | ✓ |
AF Screening Algorithm Configuration | No. of Manual Reviews | No. of AF Patients Identified | ||
---|---|---|---|---|
First Filter | Expert | Total | ||
Config. 1: All pathological or low quality | 20,155 | 5005 × 2 | 30,165 | 54 |
Config. 2: All pathological | 15,421 | 4570 × 2 | 24,561 | 54 |
Config. 3: Selected pathological | 11,975 | 3299 × 2 | 18,573 | 54 |
Config. 4: Only irregular sequences | 11,748 | 3198 × 2 | 18,144 | 53 |
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Pandiaraja, M.; Brimicombe, J.; Cowie, M.; Dymond, A.; Lindén, H.C.; Lip, G.Y.H.; Mant, J.; Williams, K.; Charlton, P.H.; on behalf of the SAFER Investigators. Screening for Atrial Fibrillation: Improving Efficiency of Manual Review of Handheld Electrocardiograms. Eng. Proc. 2020, 2, 78. https://doi.org/10.3390/ecsa-7-08195
Pandiaraja M, Brimicombe J, Cowie M, Dymond A, Lindén HC, Lip GYH, Mant J, Williams K, Charlton PH, on behalf of the SAFER Investigators. Screening for Atrial Fibrillation: Improving Efficiency of Manual Review of Handheld Electrocardiograms. Engineering Proceedings. 2020; 2(1):78. https://doi.org/10.3390/ecsa-7-08195
Chicago/Turabian StylePandiaraja, Madhumitha, James Brimicombe, Martin Cowie, Andrew Dymond, Hannah Clair Lindén, Gregory Y. H. Lip, Jonathan Mant, Kate Williams, Peter H. Charlton, and on behalf of the SAFER Investigators. 2020. "Screening for Atrial Fibrillation: Improving Efficiency of Manual Review of Handheld Electrocardiograms" Engineering Proceedings 2, no. 1: 78. https://doi.org/10.3390/ecsa-7-08195
APA StylePandiaraja, M., Brimicombe, J., Cowie, M., Dymond, A., Lindén, H. C., Lip, G. Y. H., Mant, J., Williams, K., Charlton, P. H., & on behalf of the SAFER Investigators. (2020). Screening for Atrial Fibrillation: Improving Efficiency of Manual Review of Handheld Electrocardiograms. Engineering Proceedings, 2(1), 78. https://doi.org/10.3390/ecsa-7-08195