Skip to main content

Table 2 Disposition of study cases

From: A gene-protein assay for human epidermal growth factor receptor 2 (HER2): brightfield tricolor visualization of HER2 protein, the HER2 gene, and chromosome 17 centromere (CEN17) in formalin-fixed, paraffin-embedded breast cancer tissue sections

Parameter

Count

Reader A

Reader B

Reader C

 

n

n (%)

n (%)

n (%)

Total number of tissue cores

189

   

Number of tissue cores without tumor

6

   

Number of cores with tumor

183

   

Number of cores with evaluable gene-protein IHC results

 

183 (100.0)

183 (100.0)

183 (100.0)

Number of cores with evaluable single IHC results

 

183 (100.0)

183 (100.0)

183 (100.0)

Number of cores with evaluable gene-protein BISH results

 

179 (97.8)

179 (97.8)

180 (98.4)

Number of cores with evaluable single BISH results

 

166 (90.7)

172 (94.0)

173 (94.5)

  1. IHC: immunohistochemistry; BISH: brightfield in situ hybridization.