Table 1.
Demographic and clinical features of enrolled patients and healthy subjects
| Characteristics | n (%) |
|---|---|
| Healthy controls | |
| Age (years), mean±SD | 49.5±8.4 |
| Range | 41-61 |
| Sex | |
| Male | 4 (100.0) |
| Female | 0 |
| CRC patients | |
| Age (years), mean±SD | 63.9±11.4 |
| Range | 41-73 |
| Sex | |
| Male | 7 (50.0) |
| Female | 7 (50.0) |
| Tumor TNM stage | |
| I | 1 (7.1) |
| II | 5 (35.7) |
| III | 5 (35.7) |
| IV | 3 (21.4) |
| Tumor differentiation | |
| Moderate | 12 (85.7) |
| Poor | 2 (14.3) |
| Tumor location | |
| Proximal colon | 5 (35.7) |
| Distal colon | 4 (28.6) |
| Rectum | 5 (35.7) |
| Histology subtype | |
| Adenocarcinoma | 12 (85.7) |
| Mucous adenocarcinoma | 1 (7.1) |
| Signet-ring carcinoma | 1 (7.1) |
SD: Standard deviation, CRC: Colorectal cancer, TNM: Tumor-node-metastasis