Figure 2.
Cumulative readmissions over time for Medicare beneficiaries receiving heart transplants in 2013, stratified by participation in cardiac rehabilitation. Cumulative readmissions were calculated using the Andersen–Gill model with a robust sandwich covariance estimator adjusted for age, gender, race, census region, comorbidities, discharge to an inpatient rehabilitation facility or skilled nursing facility, and previous ventricular assist device. Shaded areas represent 95% confidence intervals.