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q-value

^ http://purl.obolibrary.org/obo/OBI_0001442


Term info

IAO 0000111

q-value

IAO 0000118

FDR adjusted p-value

IAO 0000119

Adapted from several sources, including http://.en/wikipedia.org/wiki/False_discovery_rate http://svitsrv25.epfl.ch/R-doc/library/qvalue.html

definition

A quantitative confidence value that measures the minimum false discovery rate that is incurred when calling that test significant., A quantitative confidence value that measures the minimum false discovery rate that is incurred when calling that test significant. To compute q-values, it is necessary to know the p-value produced by a test and possibly set a false discovery rate level.

definition citation

Adapted from several sources, including http://.en/wikipedia.org/wiki/False_discovery_rate http://svitsrv25.epfl.ch/R-doc/library/qvalue.html

example of usage

PMID: 20483222. Comp Biochem Physiol Part D Genomics Proteomics. 2008 Sep;3(3):234-42. Analysis of Sus scrofa liver proteome and identification of proteins differentially expressed between genders, and conventional and genetically enhanced lines. "After controlling the false discovery rate (FDR</=0.1) using the Storey q value only four proteins (EPHX1, CAT, PAH, ST13) were shown to be differentially expressed between genders (Males/Females) and two proteins (SELENBP2, TAGLN) were differentially expressed between two lines (Transgenic/Conventional pigs)"

has curation status

http://purl.obolibrary.org/obo/IAO_0000122

term editor

PERS:Philippe Rocca-Serra

Term relations