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Identification of prior MI with longitudinal strain parameters optimized for sensitivity and specificity
| Variable | Sensitivity (%) | Specificity (%) | MI correctly identified | MI incorrectly identified |
|---|---|---|---|---|
| GLS | ||||
| Cut-off ≥18% | 60 | 72.5 | 24/40 | 11/40 |
| Cut-off ≥15.7% | 22.5 | 100 | 9/40 | 0/40 |
| GLSR | ||||
| Cut-off ≥93.5% s−1 | 65 | 60 | 26/40 | 16/40 |
| Cut-off ≥66.4% s−1 | 22.5 | 100 | 9/40 | 0/40 |
| GLSRe | ||||
| Cut-off <86% s−1 | 67.5 | 60 | 27/40 | 16/40 |
| Cut-off <44.81% s−1 | 10 | 100 | 4/40 | 0/40 |
