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. Author manuscript; available in PMC: 2016 Mar 1.
Published in final edited form as: Card Electrophysiol Clin. 2015 Mar 1;7(1):17–35. doi: 10.1016/j.ccep.2014.11.013

Figure 8.

Figure 8

Scatter plots of electrical dyssynchrony (ED) versus QRSd for CRT rhythm; left ventricular paced rhythm (LV-P); right ventricular paced rhythm (RV- P); and native sinus rhythm (NAT). r is Pearson correlation coefficient; P<0.05 is considered significant correlation. (From Ghosh S, Silva JN, Canham RM, et al. Electrophysiologic substrate and intra¬ventricular left ventricular dyssynchrony in nonischemic heart failure patients undergoing cardiac resynchronization therapy. Heart Rhythm 2011;8:692–699; with permission.)