Table 1.

Study Characteristics

	Vertebral Column	%	Rib/Sternum/Clavicle Associated Joints	%	Pelvic Bones/Sacrum/Coccyx/Associated Joints	%
Overall	67	21.60%	86	27.70%	157	50.60%
Age
1-4 years	5	7.5%	5	5.8%	9	5.7%
5-9 years	14	20.9%	17	19.8%	20	12.7%
10-14 years	25	37.3%	21	24.4%	54	34.4%
15-19 years	13	19.4%	28	32.6%	45	28.7%
20-24 years	10	14.9%	15	17.4%	29	18.5%
Year
2004-2011	36	53.7%	42	48.8%	93	59.2%
2012-2019	31	46.3%	44	51.2%	64	40.8%
Sex
Male	39	58.2%	53	61.6%	95	60.5%
Female	28	41.8%	33	38.4%	62	39.5%
Race
Hispanic	21	31.3%	24	27.9%	44	28.0%
NH White	41	61.2%	47	54.7%	96	61.1%
NH Black	0	0.0%	3	3.5%	5	3.2%
NH Asian	3	4.5%	9	10.5%	12	7.6%
NH AI/AN	2	3.0%	2	2.3%	0	0.0%
Unknown	0	0.0%	1	1.2%	0	0.0%
Geographic density
Urban	37	55.2%	50	58.1%	91	58.0%
Suburban	19	28.4%	27	31.4%	50	31.8%
Rural	9	13.4%	9	10.5%	16	10.2%
Unknown	2	3.0%	0	0.0%	0	0.0%
Income		0.0%
<$35,000	1	1.5%	0	0.0%	1	0.6%
$35,000-$75,000	43	64.2%	60	69.8%	93	59.2%
>$75,000	23	34.3%	26	30.2%	63	40.1%
Stage
Local	38	56.7%	37	43.0%	42	26.8%
Regional	29	43.3%	49	57.0%	115	73.2%
Tumor size
<8 cm	36	53.7%	46	53.5%	49	31.2%
>8 cm	6	9.0%	30	34.9%	69	43.9%
Unknown	25	37.3%	10	11.6%	39	24.8%
Treatments
Surgery in some form	46	68.7%	69	80.2%	61	38.9%
Chemotherapy in some form	64	95.5%	81	94.2%	155	98.7%
Radiation in some form	56	83.6%	31	36.0%	111	70.7%
Treatment regimen
Surgery	1	1.5%	1	1.2%	0	0.0%
Chemotherapy	3	4.5%	4	4.7%	16	10.2%
Radiation	0	0.0%	0	0.0%	0	0.0%
Surgery + chemotherapy	6	9.0%	46	53.5%	28	17.8%
Surgery + radiation	1	1.5%	0	0.0%	0	0.0%
Chemotherapy + radiation	17	25.4%	9	10.5%	78	49.7%
Chemotherapy + surgery + radiation	38	56.7%	22	25.6%	33	21.0%
No treatment	1	1.5%	4	4.7%	2	1.3%