Table 2.

Univariate and multivariate analysis for overall survival (Cox proportional hazards regression model).

Variable	Univariate analysis			Multivariate analysis
	P	HR	CI (95%)	P	HR	CI (95%)
Age	0.407	2.356	0.3–17.8911
Grade	0.015	3.512	1.275–9.668	0.29	1.858	0.59–5.847
LN	0.02	11.018	1.448–83.808	0.043	9.412	1.073–82.532
BCRP	0.024	3.395	1.1799.779	0.010	4.102	1.395–12.061
ER	0.061	0.387	0.144–1.043
PR	0.548	0.732	0.265–2.024
HER2	0.412	1.607	0.518–4.983