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1
The systematic review assessed the diagnostic performance of myocardial strain parameters from speckle-tracking echocardiography for coronary artery disease.
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2
Forty studies with 5,296 participants were included, revealing pooled sensitivity of 77.3% and specificity of 75.0% for speckle-tracking echocardiography.
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3
Global longitudinal strain (GLS) showed sensitivity of 78.6% and specificity of 76.3%, while global area strain (GAS) had the highest sensitivity at 83.3%.
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4
Exercise stress STE demonstrated greater sensitivity compared to dobutamine stress or no-stress protocols, with recovery-phase measurements showing promising results.
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5
The overall certainty of evidence was rated low due to high risk of bias, indirectness, and imprecision in the studies reviewed.