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Table 4 Univariate and multivariate analysis to predict events (HF readmission at 6 months)

From: Persistent pulmonary congestion before discharge predicts rehospitalization in heart failure: a lung ultrasound study

Univariate analysis

Multivariate analysis

 

HR (95 % CI)

p

HR (95 % CI)

p

Age a

0.99 (0.95 – 1.04)

0.88

  

NYHA class a

2.31 (1.16 – 4.60)

0.017

1.48 (0.63 – 3.49)

0.37

Diabetes Mellitus

2.19 (0.76 – 6.31)

0.15

  

Creatinine a

1.58 (0.90 – 2.76)

0.11

  

Hemoglobin a

0.77 (0.59 – 1.02)

0.07

  

Hemoglobin < 10 g/dl

5.75 (1.76 – 18.78)

0.004

3.96 (0.52 – 30.10)

0.52

NT-proBNP at admission a

1.01 (0.99 – 1.01)

0.54

  

NT-proBNP at discharge a

1.01 (0.99 – 1.01)

0.55

  

NT-proBNP at discharge > 1635 ng/l

10.65 (1.35 – 84.26)

0.025

3.98 (0.43 – 37.18)

0.23

Ejection fraction a

1.01 (0.96 – 1.04)

0.91

  

Wall motion score index a

0.88 (0.35 – 2.17)

0.77

  

Restrictive pattern

0.33 (0.04 – 2.72)

0.30

  

TAPSE a

0.91 (0.80 – 1.03)

0.13

  

PASP a

1.03 (0.99 – 1.07)

0.11

  

Pericardial effusion (n, %)

1.68 (0.38 – 7.51)

0.49

  

Pleural effusion (n, %)

1.67 (0.51 – 5.49)

0.39

  

B-lines at admission a

1.01 (1.01 – 1.02)

0.004

  

B-lines at admission > 50

5.83 (1.82 – 18.62)

0.003

4.87 (0.88 – 27.06)

0.07

B-lines at discharge a

1.03 (1.01 – 1.04)

0.001

  

B-lines at discharge > 15

24.12 (3.15 – 184.55)

0.002

11.74 (1.30 – 106.16)

0.028

  1. NYHA New York Heart Association, TAPSE tricuspid annular plane systolic excursion, PASP pulmonary artery systolic pressure, HR hazard ratio, CI confidence interval
  2. a = continuous variable