Table 3. Predictors of all-cause mortality.

Variable	Hazard ratio (95% confidence interval)	p -Value
Age (y)
≤40	1
> 40	1.07 (1.02–1.31)	0.01
Sex
Male	1
Female	8.41 (1.60–44.26)	0.01
Race
White	1
Black	2.26 (0.45–11.08)	0.33
Other/Unknown	0.67 (0.02–27.01)	0.83
Asian	–	–
Charlson's/Deyo's score
0	1
1	2.62 (0.52–13.08)	0.24
2	–	–
Behavior
Benign (0)	1
Invasive (3)	1,296 (15.1– > 2,000)	< 0.01
Tumor margins
Negative	1	–
Positive	0.03 (< 0.01–4)	0.17
No surgery or unknown	0.20 (0.01–3.38)	0.26
Treatment sequence
Surgery alone	1
Surgery then radiation	0.06 (< 0.01–1.91)	0.11
Radiation alone	–	–
Other	2.42 (0.13–46.92)	0.56
No treatment	11.83 (1.41–99.56)	0.02