Table 6

Relations between arterial pro-brain natriuretic peptide (proBNP) and brain natriuretic peptide (BNP) concentrations and clinical, cardiac, and haemodynamic variables in multiple regression analysis

VariableRegression coefficientSEMp Value
Arterial proBNP versus variables (cirrhosis, n = 51)
    Mean arterial pressure (mm Hg)−0.5060.118<0.0001
    Child score4.7031.2140.0004
    Arterial CO2 tension (kPa)−10.733.110.001
    RR interval (s)−0.4490.1400.003
    Body mass index (kg/m2)−12.844.120.003
    Arterial O2 tension (kPa)−2.5700.9110.007
    QT (s)7.773.180.019
    QTc (s½)0.1
    (r2 for model = 0.569, p = 0.000006)80.16
Arterial BNP versus variables (cirrhosis, n = 51)
    RR interval (s)−0.3710.1020.0008
    Arterial O2 tension (kPa)−1.8650.6500.006
    Child score2.2700.8130.008
    QT (s)6.2542.420.013
    QTc (s½)0.1
    (r2 for model = 0.394, p = 0.0001)41.11