Table III.

Association between HIF-1α and other immunohistochemical markers.

	HIF-1α expression
Tumor marker (%)	High	Low	P-value
Ki-67	47.5	34.6	0.01
Survivin	20.3	11.2	<0.01
c-Myc	54.3	34.5	<0.01

HIF-1α, hypoxia-inducible factor-1α.