IJCS | Volume 31, Nº2, March / April 2018

151 15. Scott JM, HaykowskyMJ, Eggebeen J, Morgan TM, Brubaker PH, Kitzman DW. Reliability of peak exercise testing in patients with heart failure with preserved ejection fraction. Am J Cardiol. 2012;110(12):1809-13. doi: 10.1016/j.amjcard.2012.08.015. 16. Tanaka H, Monahan KD, Seals DR. Age-predicted maximal heart rate revisited. J Am Coll Cardiol. 2001;37(1):153-6. PMID: 11153730. 17. Task Force of the Italian Working Group on Cardiac Rehabilitation and Prevention (Gruppo Italiano di Cardiologia Riabilitativa e Prevenzione, GICR), Working Group on Cardiac Rehabilitation and Exercise Physiology of the European Society of Cardiology. Statement on cardiopulmonary exercise testing in chronic heart failure due to left ventricular dysfunction: recommendations for performance and interpretation. Part III: Interpretation of cardiopulmonary exercise testing in chronic heart failure and future applications. Eur J Cardiovasc Prev Rehabil. 2006;13(4):485-94. doi: 10.1097 /01.hjr.0000201518.43837.bc. 18. Arslan S, Erol MK, GundogduF, Sevimli S, Aksakal E, Senocak H, et al. Prognostic value of 6-minute walk test in stable outpatients with heart failure. Tex Heart Inst J. 2007;34(2):166-9. PMID: 17622362. 19. Faggiano P, D’Aloia A, Gualeni A, Brentana L, Dei Cas L. The 6 minute walking test in chronic heart failure: indications, interpretation and limitations from a review of the literature. Eur J Heart Fail. 2004;6(6):687- 91. doi: 10.1016/j.ejheart.2003.11.024. 20. Lucas C, Stevenson LW, Johnson W, Hartley H, Hamilton MA, Walden J, et al. The 6-min walk and peak oxygen consumption in advanced heart failure: aerobic capacity and survival. Am Heart J. 1999;138(4 Pt 1):618-24. PMID: 10502205. 21. Roul G, Germain P, Bareiss P. Does the 6-min walk test predict the prognosis in patients with NYHA class II or III chronic heart failure? Am Heart J. 1998;136(3):449-57. PMID: 9736136. 22. Guazzi M, Myers J, Peberdy MA, Bensimhon D, Chase P, Arena R. Cardiopulmonary exercise testing variables reflect the degree of diastolic dysfunction in patients with heart failure–normal ejection fraction. J Cardiopulm Rehabil Prev. 2010;30(3):165-72. doi: 10.1097/ HCR.0b013e3181d0c1ad. 23. Cole CR, Foody JM, Blackstone EH, Lauer MS. Heart rate recovery after submaximalexercisetestingasapredictorofmortalityinacardiovascularly healthy cohort. Ann Intern Med. 2000;132(7):552-5. PMID: 10744592. 24. Meneghelo RS, Araújo CG, Stein R, Mastrocolla LE, Albuquerque PF, Serra SM, et al; Sociedade Brasileira de Cardiologia. [III Guidelines of Sociedade Brasileira de Cardiologia on the exercise test]. Arq Bras Cardiol. 2010;95(5 supl. 1):1-26. doi: http://dx.doi.org/10.1590/S0066- 782X2010000800001. 25. Oliveira RB, Myers J, Araújo CG, Abella J, Mandic S, Froelicher V. Maximal exercise oxygen pulse as a predictor of mortality among male veterans referred for exercise testing. Eur J Cardiovasc Prev Rehab. 2009;16(3):358-64. doi: 10.1097/HJR.0b013e3283292fe8. 26. Forman DE, Guazzi M, Myers J, Chase P, Bensimhon D, Cahalin LP, et al. Ventilatory power: a novel index that enhances prognostic assessment of patients with heart failure. Circ Heart Fail. 2012;5(5):621-6. doi: 10.1161/ CIRCHEARTFAILURE.112.968529. 27. Guazzi M, Dickstein K, Vicenzi M, Arena R. Six-minute walk test and cardiopulmonary exercise testing in patients with chronic heart failure: a comparative analysis on clinical and prognostic insights. Circ Heart Fail. 2009;2(6):549-55. doi: 10.1161/ CIRCHEARTFAILURE.109.881326. 28. Hollenberg M, Tager IB. Oxygen uptake efficiency slope: an index of exercise performance and cardiopulmonary reserve requiring only submaximal exercise. J Am Coll Cardiol. 2000;36(1):194-201. PMID: 10898434. 29. Cohen-Solal A, Tabot JY, Logeart D, Bourgoin P, Tokmakova M, Dahan M. A non-invasively determined surrogate of cardiac power (‘circulatory power’) at peak exercise is a powerful prognostic factor in chronic heart failure. Eur Heart J. 2002;23(10):806-14. doi: 10.1053/ euhj.2001.2966. This is an open-access article distributed under the terms of the Creative Commons Attribution License Teixeira et al. Gas Analysis in the 6-MinuteWalkTest in HFNEF Int J Cardiovasc Sci. 2018;31(2)143-151 Original Article

RkJQdWJsaXNoZXIy MjM4Mjg=