Group name
LNI risk <5%
Groups definition
lymph nodes invasion = LNI
T2a
2 (3.3)
T2b
1 (1.6)
T2c
13 (21.7)
T3a
37 (61.7)
>T3b
7 (11.7)
N0
51 (85.0)
≥N1
9 (15.0)
GS 6
GS 3+4
19 (31.7)
GS 4+3
31 (51.7)
GS 8
GS 9
GS 10
0