Table 2.

Cox proportional hazards models evaluating the associations between clinical and treatment characteristics and survival. Bold indicates p<0.05.

	Univariable			Multivariable
	HR	95% CI	p-value	HR	95% CI	p-value
Age	1.008	1.003–1.013	0.002	1.003	0.997–1.010	0.314
Sex
Male	Ref	--	--	--	--	--
Female	0.965	0.829–1.123	0.644	1.104	0.933–1.306	0.248
Race
White	Ref	--	--	--	--	--
Black	0.891	0.695–1.142	0.360	0.718	0.542–0.951	0.021
Other	0.935	0.681–1.283	0.675	0.859	0.604–1.221	0.397
Insurance
Uninsured	Ref	--	--	--	--	--
Private	0.741	0.534–1.028	0.072	0.586	0.406–0.848	0.005
Public	0.908	0.653–1.264	0.569	0.705	0.479–1.037	0.076
Charlson-Deyo (per point)	1.220	1.110–1.355	<0.001	1.218	1.082–1.372	0.001
Tumor Size (per cm)	0.994	0.987–1.003	0.161	0.999	0.991–1.006	0.745
Number of Metastatic Sites	1.357	1.231–1.496	<0.001	1.301	1.167–1.450	<0.001
Operative Management
Non-Operative	Ref	--	--	--	--	--
Resection of Primary	0.549	0.464–0.650	<0.001	0.523	0.430–0.635	<0.001
Metastasectomy	0.591	0.377–0.926	0.022	0.909	0.518–1.595	0.740
Primary + Metastasectomy	0.405	0.292–0.563	<0.001	0.372	0.260–0.532	<0.001
Medical Therapy
Chemotherapy	0.787	0.668–0.927	0.004	0.645	0.532–0.782	<0.001
Radiation Therapy	0.873	0.751–1.012	0.072	0.716	0.605–0.846	<0.001