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Table 2 Performance evaluation using single-group analysis 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 Dxy HR P-value R2
A −0.420 3.34 1.50E-8 0.169
B −0.244 1.59 2.19E-4 0.059
C −0.093 1.04 0.629 0.001
D −0.050 1.05 0.655 0.001
E −0.196 1.19 0.031 0.026
F −0.265 1.51 8.46E-4 0.062
G −0.170 1.15 0.083 0.017
H −0.333 1.71 2.50E-5 0.083
  1. Columns 3–5 are the estimates from fitting a Cox model using the predicted risk scores as an independent variable.