Table 1.

Demographic and clinical characteristics of the entire patient cohort

		n	Valid % of total
Total Patients		1,164	100
Age
	0-29	13	1.1
	30-59	410	35.2
	>60	741	63.7
Gender
	Male	720	61.9
	Female	444	38.1
Race
	White	973	84.1
	Black	135	11.7
	Other	49	4.2
Ethnicity
	Hispanic	119	10.3
	Non-Hispanic	1,035	89.7
Stage
	Local	598	100
Lesion
	Single	960	82.5
	Two	180	15.5
	>Two	24	2.1
Location
	Bone NOS	15	1.3
	Appendicular	187	16.1
	Axial	962	82.6
Surgery
	Yes	404	34.9
	No	752	65.1
Radiation
	Yes	927	80.9
	No	219	19.1
Year of Diagnosis
	1973-1975	2	0.2
	1976-1985	27	2.3
	1986-1995	265	22.8
	1996-2005	870	74.7