Group name
LNI risk ≥5%
Groups definition
lymph nodes invasion = LNI
T2a
8 (3.2)
T2b
T2c
48 (19.2)
T3a
124 (49.6)
>T3b
62 (24.8)
N0
202 (80.8)
≥N1
GS 6
3 (1.2)
GS 3+4
53 (21.2)
GS 4+3
92 (36.8)
GS 8
64 (25.6)
GS 9
38 (15.2)
GS 10
0