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. 2021 Mar 23;479(3):471–479. doi: 10.1007/s00428-021-03082-w

Table 2.

Concordance between MMR protein IHC analysis and Idylla MSI test in the consecutive EC Set I (n=108)

Idylla
MSI MSS
IHC dMMR 27 6
pMMR 0 75

dMMR deficient MMR protein expression, MMR mismatch repair, MSI microsatellite instable, MSS microsatellite stable, pMMR proficient MMR protein expression