The goal of ECG interpretation in athletes is to classify the ECG as: (1) ‘normal’—no further evaluation needed ... early repolarisation, sinus bradycardia, sinus arrhythmia and 1° atrioventricular ...

The ECG findings presented as normal in athletes were established by an international ... In fact, up to 60% of athletes demonstrate ECG changes (in isolation or in combination) such as sinus ...

High vagal tone in athletes results in bradycardia and ... this will revert to sinus rhythm with mild exertion, which should be taken as evidence of normal physiological conditioning.

and 8% had sinus bradycardia. Preoperative ECG was normal in 18% of the PPM patients. Overall, 4,678 (75%) patients underwent isolated CABG. The distribution of PPM patients in relation to the ...