Table 3. Correlation between the clinicopathologic characteristics and the risk score (logistic regression) in HNSCC patients in the TCGA data set.

Clinical characteristics	Total (N)	Odds ratio in the risk score	p-value
Age (≥60 vs. <60)	498	1.016(0.713-1.448)	0.928
Gender	498	1.085 (0.729-1.619)	0.685
Grade (G1-2 vs. G3-4)	479	0.630 (0.413-0.953)	0.030
Stage (I-II vs. III-IV)	484	1.484 (0.972-2.278)	0.039
Local invasion (T1-2 vs. 3-4)	483	2.173 (1.490-3.188)	0.000
Lymph nodes (N0 vs. N+)	476	1.070 (0.747-1.533)	0.714
Distant metastasis (M0 vs. M1)	473	1.513 (0.248-11.564)	0.652