Table 3. Diagnostic performance of the various ECG parameters.
| Prevalence ECG LVH (%) | ROC-AUC (95th CI) | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | ACC (%) | |
|---|---|---|---|---|---|---|---|
| Sokolow–Lyon voltage | 12 | 0.633 (0.533–0.732) | 19 | 93 | 60 | 66 | 66 |
| Sokolow–Lyon product | 9 | 0.715 (0.621–0.809) | 17 | 96 | 72 | 66 | 67 |
| Cornell voltage | 26 | 0.752 (0.666–0.809) | 43 | 84 | 61 | 72 | 69 |
| Cornell product | 35 | 0.718 (0.625–0.839) | 53 | 75 | 56 | 73 | 67 |
| Gubner–Ungerleider voltage | 32 | 0.684 (0.584–0.785) | 51 | 79 | 59 | 74 | 69 |
| Romhilt–Estes score 4p | 38 | — | 55 | 71 | 53 | 73 | 66 |
| Romhilt–Estes score 5p | 16 | — | 28 | 90 | 62 | 68 | 67 |
Abbreviations: ACC, accuracy; BSA, body surface area; CI, confidence interval; ECG, electrocardiograph; LVM, LV mass; NPV, negative predictive values; 4p, 4-point; 5p, 5-point; PPV, positive predictive value; ROC-AUC, receiver operator curve-area under curve.