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. Author manuscript; available in PMC: 2018 Nov 29.
Published in final edited form as: Ann Noninvasive Electrocardiol. 2018 Aug 20;23(6):e12591. doi: 10.1111/anec.12591

Figure 2.

Figure 2.

Using the expanded ECG panel, 33% of patients with an expanded panel sum of ≥4 (4 or more abnormal ECG markers) had severe LV systolic dysfunction.