Table 1.
Patient’s geographic and clinic information
| Features | N |
|---|---|
| Age (mean ± SD) | 96 (59.5 ± 13.4) |
| Gender | 96 |
| Male (%) | 50 (52.1) |
| Female (%) | 46 (47.9) |
| Race | 96 |
| African American (%) | 56 (58.3) |
| Caucasian American (%) | 40 (41.7) |
| Site | 96 |
| Colon (%) | 61 (63.5) |
| Rectum (%) | 35 (36.5) |
| Clinical Stage | 92 * |
| Low Stage** (%) | 34 (36.9) |
| High Stage** (%) | 58 (63.1) |
| Margin | 92 * |
| Positive (%) | 18 (19.6) |
| Negative (%) | 74 (80.4) |
| Lymph Node Metastasis | 86*** |
| Positive (%) | 50 (58.1) |
| Negative (%) | 36 (41.9) |
| Vital Status | 96 |
| Alive (%) | 37 (38.5) |
| Dead (%) | 59 (61.5) |
*Lack of data on tumor clinical stage and surgical margin in 4 cases. ** Stage system used is the American Joint Committee on Cancer (AJCC) TMN system. In this study, the low stage CRC included all AJCC stage I and II, and the high stage CRC included all AJCC stage III and IV. ***Lack of data on lymph node metastasis in 10 cases