Table 2. Clinicopathological features of patient samples.
| Clinicopathological factors | N |
|---|---|
| Age, years, mean (SD) | 63.1 (± 12.6) |
| Gender, N (%) | |
| F | 98 (42.2) |
| M | 134 (57.8) |
| pT stage, N (%) | |
| 1 | 14 (6.0) |
| 2 | 34 (14.7) |
| 3 | 146 (62.9) |
| 4 | 38 (16.4) |
| pN stage, N (%) | |
| 0 | 130 (56.0) |
| 1 | 64 (27.6) |
| 2 | 38 (16.4) |
| Vascular invasion, N (%) | |
| 0 | 195 (84.1) |
| 1 | 37 (15.9) |
| Lymphatic invasion, N(%) | |
| 0 | 170 (73.3) |
| 1 | 62 (26.7) |
| Sage, N (%) | |
| I | 36 (15.5) |
| II | 91 (39.2) |
| III | 95 (40.9) |
| IV | 10 (4.3) |
Total of 232 cases of colorectal cancer patient samples were used in this study. Tumor stage was classified according to the American Joint Committee on Cancer's tumor-node-metastasis (TNM) classification.