Table 1.
Clinicopathological characteristics of 225 colorectal cancer patients
| Variable | n |
|---|---|
| Age at surgery (years) | |
| Mean | 63 |
| Range | 32-88 |
| Gender | |
| Male | 126 |
| Female | 99 |
| Tumor size (cm) | |
| Mean | 5.5 |
| Range | 1.0-16.0 |
| Tumor location | |
| Rectum | 136 |
| Colon | 89 |
| Differentiation status | |
| Well | 123 |
| Moderately | 45 |
| Poorly | 57 |
| T stage | |
| T1/T2 | 70 |
| T3/T4 | 155 |
| Lymph node metastasis | |
| Negative | 138 |
| Positive | 87 |
| M stage | |
| Negative | 219 |
| Positive | 6 |
| Lymphatic invasion | |
| Negative | 206 |
| Positive | 19 |
| Tumor stage | |
| I | 58 |
| IIa, IIb, IIc | 79 |
| IIIa, IIIb, IIIc | 82 |
| IVa, IVb | 6 |
| Prognosis | |
| Alive | 155 |
| Dead, all causes† | 70 |
†
Dead, all causes, included death related to colorectal cancer (149), death unrelated to colorectal cancer (2), and information unavailable (4).