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Figure 3 Kaplan-Meier curves for receiving implantable cardioverter-defibrillator (ICD) therapy in patients after interim hospitalization for heart failure (Post CHF) in patients sub-stratified by New York Heart Association (NYHA) functional class. Panel A shows that patients with NYHA class II have a higher propensity to receive ICD therapy after hospitalization, as opposed to an absence of this effect in patients with NYHA class III or IV function (B). Other abbreviations as in Figures 1 and 2.