Table 1.

Correlation between WAC-AS1 expression and OS clinical parameters

Parameters		WAC-AS1 expression		Number	P
		Low (n = 34)	High (n = 38)
Age	> 25	11	18	29	0.23
	≤ 25	23	20	43
Gender	Male	18	30	48	0.025*
	Female	16	8	24
Location	Tibia	9	12	21	0.88
	Fibula	0	3	3
	Thighbone	17	9	26
	Other	8	14	22
Lung Metastasis	Yes	1	8	9	0.03*
	No	33	30	63
Invasion	Yes	3	6	9	0.485
	No	31	32	63
Lymph node metastasis	Yes	2	2	4	1
	No	32	36	68
Tumor size	> 4 cm	19	23	42	0.81
	< 4 cm	15	15	30