Literature 1. Gardin JM, Leifer ES, Fleg JL, Whellan D, Kokkinos P, Leblanc MH, et al; HF-ACTION Investigators. Relationship of Doppler-Echocardiographic left ventricular diastolic function to exercise performance in systolic heart failure: the HF-ACTION study. Am Heart J. 2009;158(4 Suppl):S45-52. 2. Ghio S, Temporelli PL, Klersy C, Simioniuc A, Girardi B, Scelsi L, et al. Prognostic relevance of a non-invasive evaluation of right ventricular function and pulmonary artery pressure in patients

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... ith chronic heart failure. Eur J Heart Fail. 2013;15(4):408-14. 3. Bajraktari G, Elezi S, Berisha V, Lindqvist P, Rexhepaj N, Henein MY. Left ventricular asynchrony and raised filling pressure predict limited exercise performance assessed by 6 minute walk test. Int J Cardiol. 2011;146(3):385-9. 4. D'Andrea A, Gravino R, Riegler L, Salerno G, Scarafile R, Romano M, et al. Right ventricular ejection fraction and left ventricular dyssynchrony by 3D echo correlate with functional impairment in patients with dilated cardiomyopathy. J Card Fail. 2011;17(4):309-17. Figure 1. ROC curve of TAPSE in predicting limited exercise capacity in HF patients.