Table 3.

Model performance summary.

	Model 1	Model 2	Model 3
Train C index	0.7459	0.7173	0.7316 (0.7311–0.7486)
Test C index	0.6680	0.6909	0.7270 (0.7142–0.7285)
Oob C index	0.7361	0.6581	0.7169 (0.7172–0.7345)
Average AUC	0.7502	0.7478	0.8096 (0.7860–0.8077)