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Table 4 Detailed evaluation of discordant results between methods

From: The validation of a novel method combining both HER2 immunohistochemistry and HER2 dual-colour silver in situ hybridization on one slide for gastric carcinoma testing

  Single methods Combined method
Case Histology (Lauren) IHC (Score) SISH (≥ 2.0/< 2.0) IHC (Score) SISH (≥ 2.0/< 2.0)
6693 i 2+ ≥2.0 3+ ≥2.0
9924 i 2+ <2.0 1+ <2.0
20209 i 2+ ≥2.0 3+ ≥2.0
1057 d 3+ <2.0 2+ <2.0
  1. Abbreviations: IHC immunohistochemistry, SISH silver in situ hybridization.