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Survival curves of patients with non-small cell lung cancer (NSCLC) (stages I-IIIA) in the combination of fibrinogen and neutrophil-to-lymphocyte ratio (F-NLR). (A) Disease-free survival (DFS) curve of patients with F-NLR=0, F-NLR=1, and F-NLR=2 (log-rank test, P > 0.001). (B) Overall survival (OS) curve of patients with F-NLR=0, F-NLR=1, and F-NLR=2 (log-rank test, P > 0.001).
