A Novel Tool to Predict the Overall Survival of High-Grade Osteosarcoma Patients after Neoadjuvant Chemotherapy: A Large Population-Based Cohort Study

Figure 4

Calibration curves for OS at 3 years (a), 5 years (b), and 8 years (c) for high-grade osteosarcoma patients after neoadjuvant chemotherapy and primary tumor resection in the training cohort. Calibration curves for OS at 3 years (d), 5 years (e), and 8 years (f) in the validation cohort of patients with high-grade osteosarcoma after neoadjuvant chemotherapy and primary tumor resection in the validation cohort. OS, overall survival.

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