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Six‐month improvements in endpoints by cohort. 6MHW, 6‐min hall walk; CI, confidence interval; CRT, cardiac resynchronization therapy; MLWHF, Minnesota Living With Heart Failure; NT‐proBNP, N‐terminal pro‐brain natriuretic peptide; NYHA, New York Heart Association. No CRT, excluding patients actively receiving CRT or with a class I indication for CRT (American College of Cardiology/American Heart Association guidelines2).
