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Table 1 Randomized trials of lymph node dissection in patients with gastric cancer: D1 vs. D2

From: Evolution of gastric surgery techniques and outcomes

References Dissection type No. of patients Morbidity (%) Mortality (%) 5-year OS rate (%) 15-year follow-up (%)
OS rate Local RR Regional RR
Cuschieri et al. [10, 11] D1 200 27.5 6.5 35.0
D2 200 46.0 13.0 33.0
Bonenkamp et al. [1214] D1 380 24.7 3.9 45.0 21.6 21.6 19.2
D2 331 42.9 9.7 47.0 27.8 12.1 13.0
Degiuli et al. [18, 19] D1 133 12.0 3.0 66.5
D2 134 17.9 2.2 64.2
  1. – no data available, OS overall survival, RR recurrence rate