Table 3.

B-Type Natriuretic Peptide (BNP) Levels Among Patients in Each New York Heart Association (NYHA) Classification.

NYHA Classification LevelMean BNP Level pg/mL ± SD
I244 ± 286
II389 ± 374
III640 ± 447
IV817 ± 435

  • SD = standard deviation.