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Table 4 Univariate and multivariate analyses for predictors of new cardiac events

From: Brain natriuretic peptide levels have diagnostic and prognostic capability for cardio-renal syndrome type 4 in intensive care unit patients

 

Univariate analysis

Multivariate analysis

Variables

P value

P value

Hazard ratios

95% confidence intervals

WBC

0.053

0.410

1.000

1.000 to 1.000

Serum Cr

0.044

0.046

0.855

0.734 to 0.997

LVEF (%)

0.010

0.842

0.997

0.964 to 1.031

LAD

0.004

0.034

1.083

1.006 to 1.167

LV mass index

0.087

0.606

1.002

0.994 to 1.011

C-reactive protein

0.066

0.890

0.999

0.988 to 1.010

ADHF

0.038

0.780

0.816

0.197 to 3.385

Admission BNP

    

   Optimal cutoff level*

0.007

0.078

4.551

0.845 to 24.502

   BNP (continuous variable)

0.005

0.041

1.001

1.0002 to 1.0010

   BNP quartiles

0.005

0.018

2.212

1.145 to 4.276

  1. *BNP ≥ 1020.5 pg/mL.
  2. ADHF = acute decompensated heart failure; BNP = blood natriuretic peptide; Cr = creatinine; LAD = left atrial dimension; LV = left ventricular; LVEF = left ventricular ejection fraction; WBC = white blood cells.
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Critical Care

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