Table 1.
Characteristics of patients with lung cancer
| Characteristic | n (%) | |||
|---|---|---|---|---|
| Training set | Test set | |||
| Total patients | 81 | 26 | ||
| Normal controls (low risk) | 20 (24.7) | 6 (23.1) | ||
| Normal controls (high risk) | 21 (25.9) | 0 (0) | ||
| Cancer | 40 (49.4) | 20 (76.9) | ||
| Normal controls (both low-risk and high-risk patients) | Patients with lung cancer | Normal controls (both low-risk and high-risk patients) | Patients with lung cancer | |
| Gender | ||||
| Male | 24 (29.6) | 20 (24.7) | 3 (11.5) | 10 (38.5) |
| Female | 17 (20.9) | 20 (24.7) | 3 (11.5) | 10 (38.5) |
| Age (in years) | ||||
| Mean | 59.9 | 64.3 | 62.7 | 59.7 |
| Median | 58 | 63 | 62.5 | 62 |
| Range | 42–77 | 47–78 | 48–77 | 41–70 |
| Stage | ||||
| I | 10 (25.0) | 5 (25.0) | ||
| II | 8 (20.0) | 5 (25.0) | ||
| III | 14 (35.0) | 5 (25.0) | ||
| IV | 8 (20.0) | 5 (25.0) | ||
| Morphology | ||||
| NSCLC | 30 (75.0) | 14 (70.0) | ||
| SCLC | 10 (25.0) | 6 (30.0) | ||