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Kaplan-Meier estimates of PFS for overall patients with NSCLC (A), stage I and II patients (B), and stage III patient (C) according to PPR<1.21 and PPR≥1.21; Kaplan-Meier estimates of OS for overall patients with NSCLC (D), stage I and II patients (E), and stage III (F) patient according to PPR<1.21 and PPR≥1.21; Abbreviation: PPR, postoperative platelet/preoperative platelet ratio; HR, hazard ratio.
