Table I.

Details of the two microarray datasets used in the present study.

Dataset	Control samples	Tumor samples	Author, year	Platform	(Refs.)
GSE36668	4	8	Elgaaen et al, 2012	GPL570	(10)
GSE18520	10	53	Mok et al, 2009	GPL570	(11)

GPL570, Affymetrix Human Genome U133 Plus 2.0 array.