MOESM3 of Preoperative systemic immune-inflammation index predicts prognosis of patients with oral squamous cell carcinoma after curative resection

Additional file 3: Fig. S3. Prognostic significance of PLR in patients with OSCC. The Kaplan–Meier analyses of overall survival (OS, upper panel)and disease-free survival (DFS, lower panel) in patients stratified by NLR from the training (A, B), validation (C, D) and combined cohort (E, F).