Figure 3From: Prognosticators and Risk Grouping in Patients with Lung Metastasis from Nasopharyngeal Carcinoma: A more accurate and appropriate assessment of prognosisOverall survival curves according to age, T classification, N classification, site of metastases, secondary metastasis and disease-free interval. Comparison of overall survival (OS) according to age (A), T classification (B), N classification (C), site of metastases (D), secondary metastasis (E), and disease-free interval (DFI) (F).Back to article page