Table 3 Lymph node (LN) dissection
| Â | transhiatal (TH) | transthoracic (TT) | |||||
|---|---|---|---|---|---|---|---|
| Â | 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 |