Fig. 6From: Value of blood oxygenation level-dependent magnetic resonance imaging in early evaluation of the response and prognosis of esophageal squamous cell carcinoma treated with definitive chemoradiotherapy: a preliminary studyKaplan–Meier survival curves of overall survival (OS) in patients. Kaplan–Meier survival curves showing 3-year OS for patients with a ∆R2* value ≤ -7.54 s-1 compared to those with a ∆R2* value > -7.54 s-1 (A), and patients with a CR compared to those with a non-CR (B). Both P values obtained by log rank test were < 0.001Back to article page