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Table 3 Lymph node (LN) dissection

From: Transhiatal and transthoracic resection in adenocarcinoma of the esophagus: Does the operative approach have an influence on the long-term prognosis?

  transhiatal (TH) transthoracic (TT)
  median range mean median range mean U-test
total LN dissected 19 (0–55) 21.3 31 (2–94) 32.4 <0.0005
positive LN dissected 2 (0–33) 5.4 4 (0–76) 7.9 0.030
total abdominal LN 14 (0–48) 16.4 11 (0–51) 12.0 0.017
positive abdominal LN 1 (0–28) 3.4 1 (0–17) 3.1 0.802
total thoracic LN 3 (0–42) 5.1 19 (2–83) 20.2 <0.0005
positive thoracic LN 0 (0–30) 1.5 2 (0–67) 4.8 <0.0005
LN ratio total 0.11 (0–0.86) 0.20 0.17 (0–0.81) 0.24 0.160
LK ratio abdominal 0.10 (0–0.89) 0.17 0.15 (0–1) 0.25 0.197
LK ratio thoracic 0.00 (0–1) 0.22 0.11 (0–1) 0.24 0.156