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. 2023 Jan 30;13:1110689. doi: 10.3389/fonc.2023.1110689

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Copyright © 2023 Li, Chen, Wang, Bai, Lu, Wei, Tang, Huang, Zhang, Liu, Li and Wu

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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Kaplan–Meier curves for overall survival based on different risk factor scores in the entire cohort. PVTT, portal vein tumor thrombosis; AFP, α-fetoprotein; OS, overall survival.