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Figure 1 Implantable cardioverter-defibrillators (ICDs) implanted among elderly ventricular arrhythmia patients, by year. The y-axis represents the percentage of the target population receiving ICDs for each year indicated on the x-axis. Black bars = ICD implants among white patients admitted to non-academic hospitals; diagonally cross-hatched bars = ICD implants among black patients admitted to non-academic hospitals; white bars = implants among white patients admitted to academic hospitals; horizontally cross-hatched bars = ICD implants among black patients admitted to academic hospitals.
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