Table 3.

Univariate analysis of DFS and OS according to clinical characteristics

	DFS		OS
	HR (95% CI)	P	HR (95% CI)	P
Family history of cancer
No	1.00		1.00
Yes	1.34 (0.56-3.24)	.511	0.88 (0.29-2.63)	.822
Bilateral tumors
No	1.00		1.00
Yes	NE	–	NE	–
Residual disease
No	1.00		1.00
Yes	6.09 (2.41-15.38)	.0001	3.80 (1.31-10.98)	.014
Stage
I	1.00		1.00
II	3.57 (0.99-12.90)		NE
III	7.42 (1.94-28.42)	.013	NE	–

Univariate analysis of DFS and OS according to clinical characteristics.

Abbreviations: DFS, disease -free survival; NE, not estimable, OS, overall survival.