Table 3.

Multivariate analysis of prognostic variables

		DFS		OS
Variable	Comparison	HR (95% CI)	P	HR (95% CI)	P
Subtype	Basal vs. Luminal A	1.57 (0.75–3.29)	0.02	2.19 (0.91–5.26)	0.02
	Her2+ vs. Luminal A	2.25 (1.29–3.90)		2.74 (1.39–5.40)
	Luminal B vs. Luminal A	1.98 (1.16–3.39)		2.40 (1.25–4.63)
Treatment	Tamoxifen vs. placebo	0.58 (0.41–0.82)	0.002	0.68 (0.45–1.02)	0.06
ER	Positive vs. negative	0.82 (0.53–1.28)	0.38	0.58 (0.35–0.97)	0.04
Nodal status	1–3 vs. negative	1.97 (1.20–3.22)	0.02	1.61 (0.92–2.81)	0.17
	>3 vs. negative	1.97 (1.12–3.48)		1.78 (0.94–3.37)
Tumor size	T stage 1 vs. >1	0.64 (0.44–0.92)	0.02	0.62 (0.40–0.96)	0.03
Tumor grade	1 vs. 2 vs. 3	0.96 (0.71–1.31)	0.81	0.83 (0.58–1.19)	0.30