Table 1.

The relationship between NBAT1 expression and clinicopathological variables in OS patients

Variables	NBAT1 expression levels		P
	Low	High
Gender
Male	14	13	0.795
Female	16	17
Age
>20	15	13	0.605
≤20	15	17
Location
Femur/Tibia	18	17	0.793
Elsewhere	12	13
Tumor size (cm)
≤5	17	20	0.426
>5	13	10
Clinical stage
I+IIA	7	21	<0.001
IIB/III	23	9
Distant Metastasis
Yes	24	8	<0.001
No	6	22

P value was acquired by Pearson chi-square test. The median expression level was used as the cutoff.