Fig. 1From: Validity of upfront surgery for patients with unsuspected lymph node metastasis in esophageal cancer: a propensity scoring matching studyPrognosis between patients without lymph node metastasis and those with unsuspected lymph node metastasis. There was no significant difference in 5-year disease-free survival between patients without lymph node metastasis (WL) and those with unsuspected lymph node metastasis (UL) after propensity score matching (p = 0.345)Back to article page