Fig. 3From: Prognostic value of lymph node to primary tumor standardized uptake value ratio in unresectable esophageal cancerThe Kaplan-Meier survival curves of the overall survival (median 9.5 vs. 11.6 months, p = 0.013 by log-rank test) of patients with unresectable esophageal cancer stratified according to node-to-tumor ratio of SUV (NTR) with cut-off value at 0.46Back to article page