RVH is diagnosed on ECG in the presence of a R/S ratio of greater than 1 in lead V1 in the absence of other causes, or if the R wave in lead V1 is greater than 7 millimeters tall. The strain ...

Clockwise rotation was associated with higher rates of other mild ECG abnormalities, including axis deviation, ST depression, atrial fibrillation, T wave inversion, and minor Q waves. Cox analysis ...