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. 2021 Jan 28;10:621435. doi: 10.3389/fonc.2020.621435

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Copyright © 2021 Li, Li, Pan, Zhang, Xiang, Zhang, Sun, Yu, He and Hu

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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Univariate and multivariate Cox regression analysis. (A) Forest plots showing the results of univariate regression analysis for RFS. (B) Forest plots showing the results of univariate regression analysis for OS. (C) Forest plots showing the results of multivariate regression analysis for RFS and OS. The x axis represents the hazard radio, and the reference line (blue) and significance were calculated using a Cox proportional hazards model. Error bars, 95% CIs. CI, confidential interval.