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Fig. 3 | BMC Cancer

Fig. 3

From: The primary lesion apparent diffusion coefficient is a prognostic factor for locoregionally advanced nasopharyngeal carcinoma: a retrospective study

Fig. 3

Kaplan-Meier (a) local relapse-free survival (LRFS), (b) disease-free survival (DFS), (c) distant metastasis-free survival (DMFS), (d) overall survival (OS) curves for the selected 843 patients with stage III-IVA nasopharyngeal carcinoma (except T3–4 N0) between low-ADC group and high-ADC group; low-ADC group = patients with a primary lesion ADC value prior to treatment < 0.784.5 × 10–3 mm2/s; high-ADC group = patients with a primary lesion ADC value prior to treatment ≥0.784.5 × 10–3 mm2/s

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