Figure 2From: Prognostic significance of solitary lymph node metastasis in patients with squamous cell carcinoma of middle thoracic esophagusSurvival curves in patients with no metastases (N0 patients), patients with skip metastasis, and patients without skip metastasis according to different criteria. (A) JSED (N0 vs. skip (+), P = 0.047; N0 vs. skip (−), P = 0.031; skip (+) vs. skip (−), P = 0.302). (B) Survival curves in N0 patients, patients with skip metastasis, and patients without skip metastasis according to AJCC (N0 vs. skip (+), P = 0.094); N0 vs. skip (−), P = 0.004; skip (+) vs. skip (−), P = 0.302). (C) Survival curves in N0 patients, patients with skip metastasis, and patients without skip metastasis according to the anatomical compartment (N0 vs. skip (+), P = 0.74; N0 vs. skip (−), P = 0.002; skip (+) vs. skip (−), P = 0.180).Back to article page