Table 2.

Cox proportional hazards model for TCGA patients

Characteristic	Hazard ratio (95% CI)	p value
CDKN2A alteration	2.7 (1.4–5.1)	0.002*
Unknown stage (reference)	1
Localized tumor at diagnosis	0.42 (0.23–0.79)	0.007*
Metastasis at diagnosis	1.79 (1.06–3)	0.03*
Age at diagnosis	1.03 (1.01–1.05)	0.002*
Tumor size (cm)	1 (0.99–1.01)	0.053