Table 1.

Primary reasons for exclusion of STEMI ECGs

Exclusion criteria	Number
ST‐segment elevation more than 5 mm	84
Convex ST‐segment elevation	7
Any inferior ST‐segment depression of ≥1 mm	134
Anterior ST‐segment depression	34
Terminal QRS distortion	25
T‐wave inversion in any of V2–V6 and/or Q wave in any of V2–V4	63
Left bundle branch block	9
Total	241a

^aSome had more than one reason for exclusion.