The Use of Epicardial Electrogram as a Simple Guide to Select the Optimal Site of Left Ventricular Pacing in Cardiac Resynchronization Therapy

<table>Correlation between ED and Δ LVEF (a) and Δ NYHA class (b). Abbreviations: ED: electrical delay, Δ LVEF: difference of LVEF between long-term followup and baseline, Δ NYHA: difference of NYHA class between long-term followup and baseline.</table>

Cardiology Research and Practice

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Figure 2

Figure 2: The Use of Epicardial Electrogram as a Simple Guide to Select the Optimal Site of Left Ventricular Pacing in Cardiac Resynchronization Therapy 

Figure 2 | The Use of Epicardial Electrogram as a Simple Guide to Select the Optimal Site of Left Ventricular Pacing in Cardiac Resynchronization Therapy 