Table 4.

Univariate and multivariate COX risk model.

VARIABLES	UNIVARIATE			MULTIVARIATE
	HR	95% CI	P-VALUE	HR	95% CI	P-VALUE
Age	0.600	0.312–1.154	0.126
Grade	1.723	1.082–2.744	0.022*	1.495	0.879–2.544	0.138
Size	1.588	0.774–3.260	0.207
Node	3.681	1.689–8.025	0.001**	2.837	1.246–6.458	0.013*
ER	0.400	0.213–0.754	0.005**	0.528	0.244–1.143	0.105
PR	0.420	0.222–0.794	0.008**	0.630	0.286–1.386	0.251
HER2	1.306	0.693–2.461	0.408
p57	0.333	0.153–0.726	0.006**	0.700	0.286–1.713	0.435
Skp2	4.104	1.881–8.954	<0.001**	2.552	1.098–5.931	0.029*

Notes:

^*P < 0.05;

^**P < 0.01.