Table 4 Measures of TDI-MPI and PWD-MPI for the diagnosis of diastolic dysfunction
From: Clinical value of myocardial performance index in patients with isolated diastolic dysfunction
TDI-MPI (Cut-off point > 0.42) | PWD-MPI (Cut-off point > 0.40) | P | |
|---|---|---|---|
Accuracy (%; 95% CI) | 67 (58 to 76) | 66 (57 to 75) | 0.91 |
Sensitivity (%; 95% CI) | 74 (60 to 86) | 64 (50 to 76) | 0.37 |
Specificity (%; 95% CI) | 61 (46 to 74) | 69 (55 to 80) | 0.53 |
PPV (%; 95% CI) | 64 (50 to 75) | 65 (51 to 77) | 0.91 |
NPV (%; 95% CI) | 72 (57 to 83) | 67 (54 to 78) | 0.75 |
(+) LLR (95% CI) | 1.90 (1.30 to 2.8) | 2.0 (1.3 to 3.2) | |
(−) LLR (95% CI) | 0.42 (0.25 to 0.72) | 0.53 (0.35 to 0.80) |