Table I.

Oncomine datasets obtained for use in the present study.

Dataset (Ref no.)	Samples	Data link
Chen Gastric (11)	103 gastric adenocarcinomas and 29 normal gastric mucosa samples	http://genome-www.stanford.edu/gastric_cancer2/index.shtml
Cho Gastric (12)	65 gastric adenocarcinoma, 19 paired surrounding normal tissue and six gastrointestinal stromal tumor samples	http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE13861
D’Errico Gastric (13)	31 paired gastric carcinoma and adjacent normal gastric mucosa and seven unmatched gastric carcinoma samples	http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE13911
Wang Gastric (14)	12 paired gastric carcinoma and normal gastric mucosa samples and three normal gastric tissue samples	http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE19826