. Author manuscript; available in PMC: 2013 Nov 22.

Published in final edited form as: Cancer Res. 2012 Aug 8;72(19):10.1158/0008-5472.CAN-12-1248. doi: 10.1158/0008-5472.CAN-12-1248

Table 2.

Univariate analysis of factors impacting disease-free survival

Variable	Categorization	N	No. of events	P	HR (95%CI)
ER	Positive Negative	230 77	73 44	<0.0001	0.391 (0.268–0.570)
PR	Positive Negative	206 99	66 50	<0.0001	0.513 (0.354–0.743)
HER2	Positive Negative	46 187	28 58	<0.0001	2.682 (1.701–4.230)
Nodal Status	Positive Negative	110 179	55 44	<0.0001	2.654 (1.777–3.965)
Grade	G₃ G₁ and G₂	138 158	60 49	0.0036	1.744 (1.193–2.548)
Gli1 (epithelial)	Positive Negative	200 89	83 24	0.0188	1.714 (1.088–2.701)