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Performance of acoustic cardiographic parameters and serum BNP levels to detect EVR.
| Parameter | Cutoff value | Sensitivity | Specificity | LR+ | LR− |
|---|---|---|---|---|---|
| EMATc | 12.2 | 35/44 (80%) | 20/117 (83%) | 4.7 | 0.2 |
| S4 | 4.3 | 19/44 (56%) | 29/117 (75%) | 2.2 | 0.6 |
| SDI | 3.9 | 40/44 (91%) | 54/117 (54%) | 2.1 | 0.2 |
| BNP (pg/ml) | 92.5 | 32/44 (73%) | 33/117 (72%) | 2.6 | 0.4 |
| BNP (pg/ml) | 100 | 20/44 (46%) | 97/117 (83%) | 2.8 | 0.7 |
