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Table 2 Significance of mathematically transformed covariates in the Cox model

From: Combining symbolic regression with the Cox proportional hazards model improves prediction of heart failure deaths

 

coef

HR

HR lower 95%

HR upper 95%

z

p

Exp(0.056A)

0.014

1.014

1.009

1.019

5.851

\(< 0.0005\)

1/E

0.537

1.711

1.418

2.064

5.609

\(< 0.0005\)

1/C

-1.515

0.220

0.108

0.446

\(-\)4.198

\(< 0.0005\)

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BMC Medical Informatics and Decision Making

ISSN: 1472-6947

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