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Published on: December 11, 2019
Artificial Intelligence-enhanced Electrocardiography for Hypertrophic Cardiomyopathy Diagnosis: A Systematic Review
Fernando A Theja1, Louis F J Jusni1, Robby Soetedjo1
1Faculty of Medicine, School of Medicine and Health Sciences, Atma Jaya Catholic University of Indonesia, Jakarta, Indonesia.
Insights
Artificial intelligence (AI) algorithms applied to electrocardiograms (ECGs) show promise for detecting hypertrophic cardiomyopathy (HCM). This AI-enhanced ECG approach achieved high accuracy in a meta-analysis, suggesting its potential as a novel screening tool.
Area of Science:
- Cardiology
- Artificial Intelligence
- Medical Diagnostics
Background:
- Diagnosing hypertrophic cardiomyopathy (HCM) is challenging due to nonspecific symptoms and variable ECG patterns.
- Limited access to echocardiography can delay HCM detection.
- Artificial intelligence (AI) offers potential for improved ECG-based diagnostics.
Purpose of the Study:
- To systematically review and meta-analyze the diagnostic performance of AI-enhanced ECG for HCM detection.
- To assess the sensitivity, specificity, and accuracy of AI algorithms in identifying HCM from ECG data.
Main Methods:
- Systematic review and meta-analysis adhering to PRISMA guidelines.
- Inclusion of retrospective cohort studies evaluating AI for 12-lead ECG-based HCM detection.
- Bivariate random-effects models used to calculate pooled sensitivity, specificity, and SROC-AUC.
Main Results:
- Five studies with 69,343 participants were included.
- AI-enhanced ECG demonstrated a pooled sensitivity of 0.84 and specificity of 0.86 for HCM detection.
- The summary receiver operating characteristic area under the curve (SROC-AUC) was 0.927, indicating excellent diagnostic accuracy.
Conclusions:
- AI-enhanced ECG shows significant potential as a novel screening tool for hypertrophic cardiomyopathy.
- Further research is needed due to study heterogeneity and a limited number of included studies.
Objectives:
Diagnosing hypertrophic cardiomyopathy (HCM) can be challenging due to its nonspecific clinical manifestations, variability in electrocardiographic (ECG) patterns, and limited access to echocardiography, the gold standard for diagnosis, often leading to delayed detection. Recent artificial intelligence (AI) advancements have enabled ECG-based algorithms to improve HCM detection. This systematic review and meta-analysis aim to assess the overall diagnostic performance of AI-enhanced ECG in identifying HCM.
Methods:
This study followed the Preferred Reporting Items for Systematic Reviews and Meta-Analysis (PRISMA) guidelines. Articles were retrieved from PubMed, EBSCO, and Proquest. Inclusion criteria encompassed all studies evaluating AI algorithms for the detection of HCM from 12-lead ECGs. Meta-analysis was performed using R v4.4.1. Bivariate random-effects models were employed to derive pooled estimates of sensitivity, specificity, and the area under the curve (AUC) of the summary receiver operating characteristic (SROC).
Results:
A total of five retrospective cohort studies involving 69,343 participants, were included. The pooled sensitivity of AI-enhanced ECG for detecting HCM was 0.84, and the specificity was 0.86. The AI-enhanced ECG demonstrated excellent diagnostic accuracy, with an SROC-AUC of 0.927 in detecting HCM.
Conclusion:
AI-enhanced ECG shows promise as a novel screening tool for detecting hypertrophic cardiomyopathy. However, the considerable heterogeneity and the limited number of studies necessitate careful interpretation and highlight the need for additional research in the future.
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