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. 2021 Oct 24;28:10732748211044678. doi: 10.1177/10732748211044678

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© The Author(s) 2021

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 License (https://creativecommons.org/licenses/by-nc/4.0/) which permits non-commercial use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access pages (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 3. — Feature ranking graphs for 2-year PFS: (A) Univariate feature ranking for classification using chi-square tests. (B) Multivariate feature ranking using MRMR algorithm; feature ranking graphs for 2-year OS: (C) Univariate feature ranking for classification using chi-square tests. (D) Multivariate feature ranking using MRMR algorithm.