Table 6.

Results multivariate Cox proportional hazard for death

	Number of cases	HR (95 % CI)	p value
Age
25–49	94	1
50+	81	2.45 (0.88–6.81)	0.086
Size
0.1–1.0 cm	63	1
1.1–2.0 cm	72	0.59 (0.15–2.25)	0.438
2.1–7.0 cm	40	1.23 (0.30–5.09)	0.772
ER
Negative	38	1
Positive	137	0.25 (0.09–0.71)	0.009
Grade
Low* or intermediate	108	1
High	67	4.42 (1.18–16.56)	0.027
Nodal status
Negative	130	1
Positive	45	4.08 (1.28–13.06)	0.018

* No death in cases with low grade