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. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: Mod Pathol. 2012 Dec 7;26(4):587–603. doi: 10.1038/modpathol.2012.201

Table 5.

A: Concordance of ERG protein status between intraductal carcinoma and invasive tumor
ERG status of associated invasive tumor
ERG
negative		 ERG
positive		 heterogeneous
ERG status of
intraductal
carcinoma 		ERG negative 16 0 1 p<0.0001
ERG positive 0 24 1
heterogeneous 0 0 1
16 (37%) 24 (56%) 3 (7%)
B: Concordance of ERG protein status between intraductal cribriform proliferation and invasive tumor
ERG status of associated invasive tumor
ERG
negative		 ERG
positive		 heterogeneous
ERG status of
intraductal
cribriform
proliferation 		ERG negative 5 0 0
ERG positive 0 10 0 p=0.0003
heterogeneous 0 0 0
5 (33%) 10 (66%) 3 (7%)
C: Concordance of ERG protein status between high grade PIN and invasive tumor
ERG status of associated invasive tumor
ERG
negative		 ERG
positive		 heterogeneous
ERG status of
high grade PIN 		ERG negative 16 10 0
ERG positive 0 1 0 p=NS
heterogeneous 3 0 0
19 (63%) 11 (37%) 0 (0%)