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Functional status and quality of life in patients with heart failure undergoing coronary bypass surgery after assessment of myocardial viability

^a Department of Cardiology, Cleveland Clinic Foundation, Cleveland, Ohio, USA

View larger version (12K): [in a new window]   Figure 1 Relationship between extent of viable myocardium by PET (A), hibernating myocardium by PET (B) and total viable myocardium by DbE (C) and change in exercise capacity.

View larger version (16K): [in a new window]   Figure 2 Receiver operating characteristic (ROC) curves of prediction of an improvement of exercise capacity by the extent of viable myocardium by PET and DbE.

View larger version (35K): [in a new window]   Figure 3 Change of quality of life scores after coronary artery bypass surgery.

View larger version (30K): [in a new window]   Figure 4 Relationship between quality of life (before and after surgery, and normal range) and the extent of viable myocardium (in tertiles).