COL3A1 and Its Related Molecules as Potential Biomarkers in the Development of Human Ewing’s Sarcoma

Table 3

Relationship between the expression level of COL1A2 and clinical characteristics in ES.

Characteristic	Low expression of COL1A2	High expression of COL1A2
	50	51
Metastasis, (%)			1.000
No	38 (37.6%)	38 (37.6%)
Yes	12 (11.9%)	13 (12.9%)
Tumor region, (%)			0.360
Distal	18 (28.1%)	18 (28.1%)
Other	3 (4.7%)	0 (0%)
Proximal	13 (20.3%)	12 (18.8%)
Proximal and distal	0 (0%)	0 (0%)
Age, (%)			0.139
<18	35 (34.7%)	43 (42.6%)
≥18	15 (14.9%)	8 (7.9%)
Gender, (%)			0.626
Female	22 (21.8%)	19 (18.8%)
Male	28 (27.7%)	32 (31.7%)
Race, (%)
American Indian or Alaska Native	1 (1.3%)	0 (0%)
Asian	5 (6.6%)	2 (2.6%)
Black or African American	6 (7.9%)	4 (5.3%)
Native Hawaiian or other Pacific Islander	0 (0%)	0 (0%)
White	26 (34.2%)	32 (42.1%)
Age, median (IQR)	15.52 (12.76, 18.8)	13.87 (11.87, 16.65)	0.111