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Table 1 Performance of brightfield double in situ hybridization (BDISH) with clinical samples based on the historic scoring method

From: Development of automated brightfield double In Situ hybridization (BDISH) application for HER2 g ene and chromosome 17 centromere (CEN 17) for breast carcinomas and an assay performance comparison to manual dual color HER2 fluorescence In Situ hybridization (FISH)

  

FISH

Total

  

Positive

Negative

 

BDISH

Positive

26

0

26

 

Negative

1

66

67

 

Total

27

66

93

  1. Frequency missing = 1
  2. Sensitivity 96.3%
  3. Specificity 100%
  4. Concordance 98.9%
  5. Kappa 0.9736