Table 3.

Comparison of the predictive accuracy between the two models in training set by Delong test

Marker 1	Marker 2	Z_value	P_value	AUC difference	95% CI
1 year-XGBoost	1 year-LASSO	5.359	<0.001	0.095	0.060-0.129
3-year-XGBoost	3-year-LASSO	6.895	<0.001	0.146	0.105-0.188

Note: LASSO, Least Absolute Shrinkage and Selection Operator; XGBoost, Extreme Gradient Boosting.