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Table 5 k w statistic values between the reference scores and scores reported by PCs

From: External Quality Assessment (EQA) program for the preanalytical and analytical immunohistochemical determination of HER2 in breast cancer: an experience on a regional scale

ID Group kw kw95% CI
    Lower limit Upper limit
PC1* 3 0.95 0.86 1.00
PC2 3 0.90 0.76 1.00
PC3* 1 1.00 1.00 1.00
PC4 1 0.90 0.76 1.00
PC5* 3 1.00 1.00 1.00
PC6 2 0.91 0.80 1.00
PC7* 3 1.00 1.00 1.00
PC8 1 0.89 0.72 1.00
PC9* 2 0.95 0.86 1.00
PC10 2 0.90 0.77 1.00
PC11 2 0.90 0.77 1.00
PC12 1 0.90 0.77 1.00
PC13 3 0.87 0.71 1.00
PC14* 1 0.95 0.86 1.00
PC15 2 0.91 0.80 1.00
PC16 3 0.84 0.67 1.00
  1. (*) These PCs reached a fully satisfactory agreement.