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. 2017 Mar;19(2):244–254. doi: 10.1016/j.jmoldx.2016.09.010

Table 2.

Validation Data Set Concordance

IHC/FISH
MSK-IMPACT assay
Breast
Gastroesophageal
Nonamplified Amplified Nonamplified Amplified
155 4 26 0 Nonamplified
0 54 0 13 Amplified

FISH, fluorescence in situ hybridization; IHC, immunohistochemistry; MSK-IMPACT, Memorial Sloan Kettering–Integrated Mutation Profiling of Actionable Cancer Targets.