Table 2 Treatment response to neoadjuvant chemoradiotherapy
Characteristic | Patients, n (%) |
|---|---|
Pathologic T stage | |
ypT0 | 23 (22.8) |
ypT1 | 5 (5.0) |
ypT2 | 22 (21.8) |
ypT3 | 49 (48.5) |
ypT4 | 2 (2.0) |
Pathologic N stage | |
ypN0 | 71 (70.3) |
ypN1 | 24 (23.8) |
ypN2 | 6 (5.9) |
Pathologic TNM Stage | |
No residual tumor | 23 (22.8) |
I | 21 (20.8) |
II | 27 (26.7) |
III | 30 (29.7) |
Pathologic response evaluation | |
Grade 0: No change | 19 (18.8) |
Grade 1: Necrosis in less than 2/3 of the tumor | 33 (32.7) |
Grade 2: Necrosis in more than 2/3 of the tumor | 26 (25.7) |
Grade 3: No viable cells | 23 (22.8) |
Downstaging | 57 (56.4) |
ypCR | 23 (22.8) |