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. 2022 May 27;9:875560. doi: 10.3389/fcvm.2022.875560

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Copyright © 2022 Wang, Liu, Liang, Ba, Ma, Xu, Wang, Wang, Tian, Yang, Gao, Qiao, Qu, Yang, Guo, Zhao, Ao, Zheng, Yuan and Yang.

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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Decision curve analysis (DCA). Decision curve analysis for OS. Red line (Treat all): “all patient dead scheme.” Green line (Treat none): “no patient dead scheme.” Blue line (Model 1): “nomogram model.” Purple line (Model 2): “cancer model.” (A) 1-year DCA in the training cohort; (B) 3-year DCA in the training cohort; (C) 5-year DCA in the training cohort; (D) 1-year DCA in the validation cohort; (E) 3-year DCA in the validation cohort; (F) 5-year DCA in the validation cohort.