Table 2. Univariate and multivariate cox analyses in the cohort of 230 BC patients (overall survival analysis).

	Univariate OS analysis			Multivariate OS Cox analysis
	95% CI			95% CI
	HR	Lower Upper	Significance	HR	Lower Upper	Significance
Stage			0.003			0.909
	1.000			1.000
	1.951	1.262 to 3.017		0.958	0.463 to 1.985
Grade			0.029			0.115
	1.000			1.000
	1.742	1.060 to 2.864		1.565	0.896 to 2.732
T			0.001			0.115
	1.000			1.000
	1.938	1.297 to 2.897		1.637	0.887 to 3.022
N			<0.001			0.055
	1.000			1.000
	1.656	1.270 to 2.160		1.379	0.993 to 1.915
Molecular subtype			0.813			0.327
	1.000			1.000
	1.047	0.717 to 1.528		0.808	0.528 to 1.237
CPscore			0.003			0.003
	1.000			1.000
	1.768	1.221 to 2.560		1.830	1.234 to 2.716