Table 2.
Demographic and clinical characteristics of patients with colorectal cancer of the 172 study patients
| Characteristic | Value |
|---|---|
| Female sex—no. (%) | 74 (43) |
| Age-yr | |
| Mean ± SD | 63 ± 8 |
| Range | 45–85 |
| Location—right. (%) | 106(62) |
| Lymphatic vascular invasion—no. (%) | 58 (34) |
| Peripheral nerve invasion—no.(%) | 38 (21) |
| Pretreatment CEA level >5 ng ml−1—no.(%) | 63 (37) |
CEA, carcinoembryonic antigen.