Table 2 Simple linear regression analysis for log of BNP and NTproBNP and echocardiography parameters

From: The relationship between BNP, NTproBNP and echocardiographic measurements of systemic blood flow in very preterm infants

  Regression coefficient 95% CI P-value
BNP
 SVC flow 0.0057 −0.0014–0.013 0.12
 LVO 0.0032 −0.00078–0.0072 0.11
 RVO 0.0026 −0.00066–0.0058 0.12
 FS −0.0013 −0.053–0.051 0.96
NTproBNP
 SVC flow 0.0049 −0.00069–0.010 0.085
 LVO −0.000018 −0.0034–0.0034 0.99
 RVO 0.0016 −0.0012–0.0044 0.25
 FS −0.021 −0.061–0.019 0.30
  1. Abbreviations: BNP, B-type natriuretic peptide; CI, confidence interval; FS, fractional shortening; LVO, left ventricular output; NTproBNP, N-terminal pro-BNP; RVO, right ventricular output; SVC, superior vena cava.