Table 1.
Patient clinicopathological characteristics for the training and test sets.
| Features | Training Set (n = 396) | Test Set (n = 132) |
|---|---|---|
| Freq. (%) | Freq. (%) | |
| Age | ||
| ≤70 | 247 (62.4) | 84 (63.6) |
| 71–79 | 108 (27.3) | 40 (30.3) |
| ≥80 | 41 (10.4) | 8 (6.1) |
| Gender | ||
| Male | 237 (59.8) | 78 (59.1) |
| Female | 159 (40.2) | 54 (40.9) |
| pT Stage | ||
| pT3 | 303 (76.5) | 99 (75.0) |
| pT4 | 93 (23.5) | 33 (25.0) |
| pN Stage | ||
| pN0 | 206 (52.0) | 74 (56.1) |
| pN1 | 132 (33.3) | 34 (25.8) |
| pN2 | 58 (14.6) | 24 (18.2) |
| Tumour Site | ||
| Left | 121 (30.6) | 34 (25.8) |
| Right | 114 (18.8) | 39 (29.5) |
| Rectal | 161 (40.7) | 59 (44.7) |
| Differentiation | ||
| Moderate | 206 (52.0) | 59 (44.7) |
| Poor | 25 (6.3) | 18 (13.6) |
| Well | 165 (41.7) | 55 (41.7) |
| Tumour Type | ||
| Adenocarcinoma | 378 (95.5) | 121 (91.7) |
| Mucinous | 18 (4.5) | 11 (8.3) |
| DR type | ||
| Immature | 94 (23.7) | 31 (23.5) |
| Other | 302 (76.3) | 101 (76.5) |
Abbreviations: Freq., frequency; DR, desmoplastic reaction.