Table 1.

Clinical characteristics of TCGA cohort

	All patients (n = 372)
Age at diagnosis (years)
Mean	65
Range	38–85
Sex
Male	183 (49.2%)
Female	189 (50.8%)
Clinical stage
I	3 (0.8%)
Ia	85 (22.9%)
Ib	101 (27.2%)
IIa	34 (9.1%)
IIb	53 (14.2%)
IIIa	55 (14.8%)
IIIb	10 (2.7%)
IV	25 (6.7%)
NA	6 (1.6%)
Metastasis
Yes	25 (6.7%)
No	347 (93.3%)
Overall survival
Deaths	148 (39.8%)
Alive	224 (60.2%)
Follow-up (months)
Mean	30.8
Range	0–238.3