Table 3. Characteristics of patients and healthy controls enrolled in this study.
| Variables | Healthy | Colorectal Cancer | Non-small Cell Lung Cancer | Breast Cancer | Healthy (Peking University Shenzhen Hospital) | Colorectal cancer (Peking University Shenzhen Hospital) |
|---|---|---|---|---|---|---|
| Number | 86 | 66 | 30 | 30 | 30 | 30 |
| Gender | ||||||
| Male | 43 | 41 | 16 | 1 | 17 | 17 |
| Female | 43 | 25 | 14 | 29 | 13 | 13 |
| Age | ||||||
| Range | 20~82 | 35~81 | 39~76 | 33~73 | 31~77 | 39~79 |
| Mean ± SE | 50.63 ± 1.89 | 57.91 ± 1.44 | 59.10 ± 1.72 | 48.87 ± 1.74 | 45.68 ± 1.98 | 48.93 ± 1.52 |
| TNM stage | ||||||
| 0 | — | 3 | 0 | 0 | — | 1 |
| I | — | 7 | 8 | 6 | — | 5 |
| II | — | 21 | 6 | 12 | — | 12 |
| III | — | 22 | 8 | 9 | — | 8 |
| IV | — | 13 | 8 | 3 | — | 4 |
Unless marked, samples used in this study were from Shenzhen People’s Hospital (Shenzhen, China).