Identification and Validation of a Tumor Microenvironment-Related Gene Signature for Prognostic Prediction in Advanced-Stage Non-Small-Cell Lung Cancer

Table 2

Comparison of the nomogram with the N stage, T stage, and risk score model.

Models	1-year AUC (95% CI)	2-year AUC (95% CI)	3-year AUC (95% CI)	C-index (95% CI)
N stage model	0.560 (0.465-0.655)	0.612 (0.532-0.693)	0.566 (0.475-0.657)	0.558 (0.499-0.617)
T stage model	0.576 (0.482-0.669)	0.587 (0.499-0.675)	0.595 (0.496-0.694)	0.569 (0.510-0.628)
Risk score model	0.718 (0.641-0.796)	0.761 (0.695-0.827)	0.750 (0.681-0.818)	0.639 (0.586-0.692)
Nomogram	0.720 (0.629-0.812)	0.799 (0.726-0.872)	0.772 (0.693-0.851)	0.703 (0.650-0.756)

Abbreviations: 95% CI = confidence interval.