Table 2 Normal training related ECG changes
From: Seasonal variation of cardiac structure and function in the elite rugby football league athlete
Normal training related ECG findings in the athlete | % Athletes ENDPRE | % Athletes MIDCOMP | % Athletes ENDCOMP | % Athletes ENDOFF |
|---|---|---|---|---|
Increased QRS Voltage for Left Ventricular Hypertrophy (LVH) | 25 | 20 | 40 | 25 |
Increased QRS Voltage for Right Ventricular Hypertrophy (RVH) | 10 | 5 | 5 | 5 |
Early Repolarisation/ST Segment Elevation | 75 | 85 | 95 | 95 |
Sinus Bradycardia or Sinus Arrhythmia | 65 | 65 | 75 | 75 |
1st Degree AV Block | 10 | 0 | 0 | 0 |