Figure 2
From: Is there a role of whole-body bone scan in patients with esophageal squamous cell carcinoma
Kaplan–Meier plots to predict bone recurrence-free survival according to the presence or absence of preoperative bone scan in all 161 patients (A) or 133 AJCC 7 th stage II + III patients (B). Kaplan–Meier plots to predict overall survival according to the presence or absence of preoperative bone scan in all 161 patients (C) or 133 AJCC 7th stage II + III patients (D).