ECG criteria | All group n = 155 | NKF n = 81 | RKF n = 74 | P |
Sokolow-Lyon index |
|
|
|
|
Se, % | 43 | 41 | 46 | 0.513 |
Sp, % | 85 | 100 | 67 | - |
PPV, % | 97 | 100 | 94 | - |
NPV, % | 12 | 14 | 10 | 0.424 |
Cornell voltage |
|
|
|
|
Se, % | 23 | 24 | 22 | 0.785 |
Sp, % | 77 | 71 | 83 | 0.111 |
PPV, % | 92 | 90 | 94 | 0.298 |
NPV, % | 8 | 8 | 9 | 0.645 |
Cornell product |
|
|
|
|
Se, % | 26 | 28 | 24 | 0.566 |
Sp, % | 77 | 71 | 83 | 0.111 |
PPV, % | 92 | 91 | 94 | 0.433 |
NPV, % | 9 | 9 | 9 | 0.859 |
3 indexes combined |
|
|
|
|
Se, % | 59 | 57 | 62 | 0.496 |
Sp, % | 54 | 57 | 50 | 0.397 |
PPV, % | 93 | 93 | 93 | 0.875 |
NPV, % | 11 | 11 | 10 | 0.952 |