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. 2020 Feb 21;43(4):1187–1198. doi: 10.3892/or.2020.7511

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Copyright: © Tong et al.

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs 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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Figure 5. — Disease-free survival (DFS) and overall survival (OS) based on different Ki67 expression levels, and comparison of DFS and OS by Ki67 expression out of AJCC-8 stratification. (A) 5-year DFS (Breslow=164.66, P<0.001). (B) 5-year OS (Breslow=166.79, P<0.001). (C) There was no significant difference between the DFS and OS groups by Ki67 expression (χ²=0.041, P=0.998). AJCC-8, American Joint Committee on Cancer 8 edition.