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. 2022 Apr 5;29(5):521–530. doi: 10.1002/jhbp.1141

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© 2022 The Authors. Journal of Hepato‐Biliary‐Pancreatic Sciences published by John Wiley & Sons Australia, Ltd on behalf of Japanese Society of Hepato‐Biliary‐Pancreatic Surgery.

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

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Exemplification of how the risk standardization model works, and how an additional center can compare its performance against that of the I go MILS. An excel spreadsheet for calculation is provided as Data S1 and Data S2.