Table 2.

The relationship between TGF-β expression and pathological characteristics.

Characteristics	TGF-β
	+	–	P
Gender			0.312
Male	33	15
Female	20	3
Age(year)			0.865
>16	47	8
<16	14	2
Tumor size(d/cm)			0.187
>5	37	16
<5	16	2
Tumor location			0.412
Femur	28	10
Tibia and fibia	17	6
others	8	2
Histological type			0.238
Osteoblastic	28	6
Chondroblastic	10	3
Fibroblastic	10	2
Ennecking stage			0.0023
IIA	5	16
IIB/III	48	2
Metastasis			0.018
Yes	40	3
No	13	15

in osteosarcoma patients