Table 3.
N ratio (metastatic/total number of lymph nodes removed) | |||||
0(0) | 1(0-9) | 2(10-25) | 3(> 25) | Total | |
D1 group | |||||
N0 (0) | 20 (100) | 20 | |||
N1 (1-6) | 21 (65.6) | 11 (34.4) | 32 | ||
N2 (7-15) | 28 (70.0) | 12 (30.0) | 40 | ||
N3 (> 15) | 4 (100) | 4 | |||
D2 group | |||||
N0 (0) | 26 (100) | 26 | |||
N1 (1-6) | 37 (78.7) | 6 (12.8) | 4 (8.5) | 47 | |
N2 (7-15) | 26 (70.3) | 11 (29.7) | 37 | ||
N3 (> 15) | 10 (100) | 10 |
D1: D1 lymphadenectomy; D2: D2 lymphadenectomy; N: Groups with respect to number of lymph nodes removed.