Table 4.

Univariate and multivariate Cox regression analyses of the correlation of prognostic factors with overall survival among GC patients by TCGA database.

Clinicopathologic	Univariate analysis		Multivariate analysis
variable
	HR (95% CI)	P-value	HR (95% CI)	P-value
Age	1.026 (1.006–1.046)	0.009	1.034 (1.013–1.056)	0.002
Sex	1.528 (0.992–2.354)	0.054
Histological grade	1.221 (0.829–1.798)	0.311
Stage	1.483 (1.171–1.878)	0.001	1.634 (1.108–2.409)	0.013
T classification	1.281 (1.000–1.642)	0.050	0.972 (0.696–1.358)	0.868
M classification	1.891 (0.951–3.763)	0.069
N classification	1.244 (1.039–1.490)	0.018	1.008 (0.788–1.291)	0.946
FGD6	1.440 (1.053–1.971)	0.022	1.406 (1.023–1.933)	0.036