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Table 3 Multivariable cox proportional hazards analysis (forward and reverse stepwise regression) for long term survival after censoring in-hospital deaths

From: Determinants of survival following heart transplantation in adults with congenital heart disease

 

B

SE

Wald

df

P value

HR

Heart failure cause compared with congenital

  

203.264

2

 < 0.001

 

 Ischemic cardiomyopathy

0.431

0.071

36.567

1

 < 0.001

1.539

 Nonischemic cardiomyopathy

0.156

0.071

4.805

1

0.028

1.169

Recipient preoperative features

 Age

− 0.002

0.001

4.134

1

0.042

0.998

 Body mass index

0.017

0.004

17.948

1

 < 0.001

1.017

 Cerebrovascular disease

0.103

0.046

4.945

1

0.026

1.109

 Malignancy history

0.111

0.040

7.469

1

0.006

1.117

 Creatinine (mg/dL)

0.023

0.010

4.864

1

0.027

1.023

 Left ventricular assist device

− 0.091

0.026

12.144

1

 < 0.001

0.913

 Biventricular assist device or total artificial heart

0.110

0.060

3.317

1

0.069

1.116

 Systolic pulmonary artery pressure (mmHg)

0.003

0.001

12.804

1

 < 0.001

1.003

Donor

 Age

0.009

0.001

133.547

1

 < 0.001

1.009

 Ischemic time (h)

0.027

0.010

8.059

1

0.005

1.028

Postoperative complications

 Stroke

0.383

0.066

34.013

1

 < 0.001

1.467

 Dialysis

0.535

0.034

244.521

1

 < 0.001

1.708

  1. B = coefficients; SE = asymptotic standard error estimate; Wald = Wald test; df = degrees of freedom; HR = hazard ratio