From: Surgery with versus without preoperative concurrent chemoradiotherapy for mid/low rectal cancer: an interim analysis of a prospective, randomized trial
Baseline stage
ypT0
ypT1
ypT2
ypT3
ypT4
Total
ypN0
ypN1
ypN2
T2
2
0
N-
27
6
33
T3
25
1
15
18
60
N+
43
12
57
T4
7
5
3
28
-
34
20
30
4
90
70