Table 1.

Information of the five gene datasets from the GEO database

Dataset ID	ICC	Normal	Total number
GSE26566	104	6	110
GSE31370	6	5	11
GSE32958	16	7	23
GSE45001	10	10	20
GSE76311	92	93	185

Abbreviations: GEO Gene Expression Omnibus, ICC intrahepatic cholangiocarcinoma