Figure 1.
Kaplan-Meier curve of survival time to AF for IAB vs. no IAB [Cox proportional hazard analysis: 52.9 months (95% CI: 47.1–58.7) vs. 62.6 months (95% CI: 58.8–66.5); P=0.006]. AF, atrial fibrillation; IAB, interatrial block.
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