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. 2023 Sep 20;11(9):e007492. doi: 10.1136/jitc-2023-007492

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© Author(s) (or their employer(s)) 2023. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

This is an open access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited, appropriate credit is given, any changes made indicated, and the use is non-commercial. See http://creativecommons.org/licenses/by-nc/4.0/.

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Clinical features associated with PFS. Forest plot for PFS of (A) Univariate Cox proportional hazard model of clinical variables and (B) Multivariate Cox proportional hazard model of clinical variables; (C-G) The K-M curve of PFS-associated clinical variables: (C) T stage; (D) N stage; (E) M stage; (F) ECOG and (G) LIPI; (H) Spearman’s correlation of PFS and OS. CNS, central nervous system; PFS, progression-free survival; K-M, Kaplan-Meier; OS, overall survival; ECOG, Eastern Cooperative Oncology Group; PS, performance status; LIPI, Lung Immune Prognostic Index; irAE, immune-related adverse event.