Fig. 4From: Prognostic value of the extent of lymphadenectomy for esophageal cancer-specific survival among T1 patientsCancer-specific hazard ratio for the nLNE a: ≤4, 5–8, 9–13, 14–20 and ≥ 21; b: < 14 and ≥ 14) on CSS probability after controlling for tumor size, tumor grade, histology, year of diagnosis, and age at diagnosisBack to article page