Table 1.

Association of PDCD5 expression with the clinicopathological characteristics of OS

Variables	Cases	Expression of PDCD5		P-values
		Low expression	High expression
Gender				0.980
Male	33	21	12
Female	30	19	11
Age				0.384
≤20	40	27	13
>20	23	13	10
Tumor location				0.797
Femur	26	15	11
Tibia	19	12	7
Humerus	10	7	3
Others	8	6	2
Histological types				0.984
Osteoblastic	33	21	12
Chondroblastic	17	11	6
Others	13	8	5
Enneking stage				0.003
I+II	43	22	21
III	20	18	2
Distant metastasis				0.000
No	40	17	23
Yes	23	23	0