Relationship between exertional symptoms and functional capacity in patients with heart failure
John R. Wilson, MD, FACCa,
Sai Hanamanthu, MDa,
Don B. Chomsky, MDa and
Stacy F. Davis, MDa
a Cardiology Division, Vanderbilt University Medical Center, Nashville, Tennessee, USA
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Figure 1 Relationship between baseline peak exercise VO2 and composite symptom scores (n = 50).
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Figure 2 Relationship between baseline peak exercise VO2 and composite symptom scores over the entire study period (n = 185).
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Figure 3 Relationship between changes in peak exercise VO2 and changes in composite symptom scores between the baseline and final exercise test.
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Figure 4 Symptom scores associated with peak exercise VO2 levels of <14 (n = 65), 14–18 (n = 74) and >18 (n = 54) ml/min/kg.
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