Table 4.

Guideline Elements: Electrocardiogram (>80% Panel Consensus)

ECG Findings

The following ECG findings should be considered abnormal:

34 Non-sinus rhythms (includes paced rhythm)

35 Sinus bradycardia ≤ 40 per minute

36 Complete left bundle branch block

37 Delta waves (e.g. Wolff-Parkinson-White)

38 Prolonged QRS (>120 ms)

39 Prolonged QTc (> 450 ms)

40 Brugada pattern

41 Q/ST/T changes consistent with acute or chronic ischemia

ECG Interpretation:

42 Report who is interpreting the ECG (e.g. emergency physician, cardiologist, research team, etc.)