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Table 5 Goodness of fit comparison of univariate Cox regression models on time to death and time to RRT inception

From: Temporal validation of the CT-PIRP prognostic model for mortality and renal replacement therapy initiation in chronic kidney disease patients

Model Degrees of freedom AIC BIC
Models on time to RRT
 CT-PIRP nodes 6 5604.325 5641.946
 Baseline CKD-EPI stage 4 5638.086 5663.167
 eGFR progression rate 4 5508.584 5533.665
Models on time to death
 CT-PIRP nodes 6 9427.045 9464.667
 Baseline CKD-EPI stage 4 9360.737 9385.818
 eGFR progression rate 4 9539.411 9564.492