Kaplan Meier survival curves of patients with preserved versus reduced left ventricular function.

<p>The survival rate <b>[A]</b>, event-free rate of death or heart failure re-hospitalization <b>[B]</b> and event-free from all hospitalizations <b>[C]</b> of patients with preserved versus reduced LVF (N = 309). There was no significant difference in survival or clinical event-free rate between the groups.