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Table 3 Performance evaluation using two-group comparison for the lung cancer data (training data: UM and HLM; test data: MSK and DFCI)

From: Assessment of reproducibility of cancer survival risk predictions across medical centers

Model

Cox Model

Log-rank Test P-value

HR

P-value

A

3.78

1.18E-6

1.81E-7

B

2.03

0.003

0.002

C

1.34

0.264

0.261

D

0.94

0.808

0.811

E

1.99

0.006

0.005

F

1.91

0.009

0.007

G

1.57

0.068

0.066

H

2.37

0.005

0.004

  1. The high-risk and low-risk groups for test data were segregated based on the median of the training scores. These are results from fitting a Cox model using the risk group as an independent variable and from the log-rank test.
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BMC Medical Research Methodology

ISSN: 1471-2288

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