Common normal athletic ECG patterns he chose to highlight included the inverted P-wave and junctional rhythm, Mobitz type I Wenckebach block, and sinus arrhythmia.

And, indeed, the 30,759 normal-EKG patients were 41 percent less likely to die while hospitalized than the 222,875 with abnormal EKGs. Still, 1,752 in the normal-EKG group died, nearly 6 percent.

Artificial intelligence (AI) can detect signs of existing or emerging A-fib in ECGs that exhibit normal sinus rhythm, Mayo Clinic researchers have found. Their retrospective analysis, published online ...