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Table 2 Distribution patients by NYHA class in different NT pro-BNP Levels

From: Association of cardiac and renal function with extreme N-terminal fragment Pro-B-type natriuretic peptide levels in elderly patients

  NT pro-BNP 3000–10000 (pg/mL, %) ( group A, n = 108) NT pro-BNP ≥10000 (pg/mL, %) ( group B, n = 44) P
NYHAI 23 (21) 7 (16) NS
NYHAII 36 (34) 13 (30) NS
NYHAIII 31 (38) 15 (34) NS
NYHAIV 18 (17) 9 (20) NS
  1. NYHA, New York Heart Association class; NT pro-BNP, N-terminal fragment pro-B-type natriuretic peptide.