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. Author manuscript; available in PMC: 2020 Jan 1.
Published in final edited form as: Am J Surg Pathol. 2019 Jan;43(1):75–83. doi: 10.1097/PAS.0000000000001095

Table 5.

Interobserver agreement (Kappa) among WHO HPVA subcategories

H&E only* H&E + IHC*
Usual 0.36 (0.31–0.41) 0.38 (0.33–0.43)
Villoglandular 0.22 (0.17–0.27) 0.22 (0.17–0.27)
Mucinous NOS 0.13 (0.1–0.18) 0.14 (0.09–0.19)
Intestinal 0.32 (0.27–0.37) 0.29 (0.24–0.34)
Signet ring cell 0.08 (0.03–0.13) 0.08 (0.03–0.13)
Stratified mucin producing 0.28 (0.23–0.33) 0.26 (0.21–0.31)
*

Mean (95% confidence interval)