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. 2020 Nov 11;10:548692. doi: 10.3389/fonc.2020.548692

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Copyright © 2020 Pei, Zhang, Liang, Zhang, Wu, Li, Zhao and Dai

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Time-dependent areas under receiver-operating characteristic (ROC) curves (AUC) and Decision curve analysis (DCA) for overall survival (OS). AUCs for (A) pathological N (pN) stage and modified pN (mpN) stage in the training cohort and (B) pN stage and mpN stage in the validation cohort. DCAs for 5-year OS in (C) the training cohort and (D) the validation cohort.