Table 7.

Multivariate analysis Cox regression model of disease-free survival for standard clinicopathological parameters and exclusive nuclear factor-inhibiting hypoxia-inducible factor expression (n = 209)

	Hazard ratio	95% confidence interval	P value
Exclusive nuclear factor-inhibiting hypoxia-inducible factor 1	0.43	0.17–1.08	0.07
Tumour grade	1.54	1.09–2.17	0.01
Tumour size	2.89	1.76–4.76	<0.001
Nodal status	2.70	1.65–4.42	<0.001