589 / 1084
Medical Research Council
D1 vs D2
Survival
0.6
0.8
1.0
Cuschieri A, et al. Br J Cancer. 1999;79(9-10):1522-1530.
Events Total
D
1
Surgery
137
200
D
2
Surgery
144
200
Years
D1 Surgery
D2 Surgery
0.0
0.4
0
1
2
3
4
5
6
7
0.2
Patients at risk Events
D
1
Surgery
200 (58)
142 (30) 108 (15) 87 (13) 66 (8) 48 (3)
35 (3) 27
D
2
Surgery
200 (68) 132 (34) 97 (19) 76 (6) 65 (5) 54 (4)
36 (3) 26