Criterion | Points |
Any limb R wave or S wave ≥2.0 mV (20 mm) | 3 |
OR S in V1 or S in V2 ≥3.0 mV (30 mm) | |
OR R in V5 or R in V6 ≥3.0 mV (30 mm) | |
ST-T wave changes typical of LVH | |
Taking digitalis | 1 |
Not taking digitalis | 3 |
Left atrial abnormality | |
P terminal force in V1 is 1 mm or more in depth with a duration 40 milliseconds (0.04 seconds) | 3 |
Left axis deviation ≥–30° | 2 |
QRS duration ≥90 milliseconds | 1 |
Intrinsicoid deflection in V5 or V6 ≥50 milliseconds (0.05 seconds)* | 1 |
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