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Table 4 Permutation test to determine the inter-observer variability for categorized IHC variables (n = 352)

From: Inter-observer reproducibility of HER2 immunohistochemical assessment and concordance with fluorescent in situhybridization (FISH): pathologist assessment compared to quantitative image analysis

 

Visual 1

Visual 2

Machine 1

Visual 1

-

-

-

Visual 2

0.426

-

-

Machine 1

1 × 10-4

0.001

-

Machine 2

1 × 10-4

1 × 10-4

1 × 10-4