Table VII.

Uni- and multivariate analyses of clinicopathological variables and the expression of CXCR1/2 with regard to N stage.

	Univariate analysis			Multivariate analysis
Variables	OR	95% CI	P-value	OR	95% CI	P-value
CXCR1/2 (negative, weak vs. strong)	23.571	7.121–77.945	<0.001	29.108	5.807–146.057	<0.001
pERK (negative, weak vs. strong)	5.155	1.910–13.902	0.001	5.523	1.283–23.807	0.022
EGFR (negative, weak vs. strong)	2.983	1.012–8.802	0.047	7.243	1.022–51.367	0.048
VEGF (negative, weak vs. strong)	0.610	0.257–1.449	0.262	0.106	0.022–0.514	0.005
MVD (<20 vs. ≥20)	5.686	2.201–14.673	<0.001	6.398	1.779–23.035	0.004

CXCR1/2, C-X-C chemokine receptor types 1/2; OR, odds ratio; 95% CI, 95% confidence interval; MVD, microvessel density.