Characteristic | Training dataset | Validation dataset |
---|---|---|
Gender | Â | Â |
 Male | 139 | 37 |
 Female | 47 | 9 |
ECOG PS | Â | Â |
 0–1 | 144 | 38 |
 2 | 42 | 8 |
Alcohol history | Â | Â |
 Yes | 114 | 34 |
 No | 72 | 12 |
T stage | Â | Â |
 T1-2 | 43 | 5 |
 T3 | 81 | 19 |
 T4 | 62 | 22 |
N staging | Â | Â |
 0–1 | 66 | 20 |
 2–3 | 120 | 26 |
Degree of differentiation | ||
 Low | 47 | 13 |
 Middle-high | 139 | 33 |
Location | Â | Â |
 Upper | 26 | 14 |
 Middle | 58 | 16 |
 Lower | 102 | 16 |
nCRT response | Â | Â |
 Non-pCR pCR | 127 59 | 29 17 |