Table 2.
Characteristics of patients with breast cancer
| Characteristic | n (%) | |||
|---|---|---|---|---|
| Training set | Test set | |||
| Total patients | 99 | 30 | ||
| Normal controls (no breast conditions) | 14 (14.1) | 3 (10.0) | ||
| Normal controls (benign breast conditions) | 15 (15.2) | 2 (6.67) | ||
| Patients with cancer | 70 (70.7) | 25 (83.3) | ||
| Normal controls (including patients with benign breast conditions) | Patients with breast cancer | Normal controls (including patients with benign breast conditions) | Patients with breast cancer | |
| Gender | ||||
| Male | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
| Female | 29 (29.3) | 70 (70.7) | 5 (16.7) | 25 (83.3) |
| Age (in years) | ||||
| Mean | 55.9 | 57.1 | 56.8 | 60.8 |
| Median | 55 | 57 | 50 | 62 |
| Range | 36–77 | 30–80 | 47–77 | 35–78 |
| Stage | ||||
| 0 | 12 (12.1) | 5 (20.0) | ||
| I | 14 (14.1) | 5 (20.0) | ||
| II | 15 (15.2) | 5 (20.0) | ||
| III | 14 (14.1) | 5 (20.0) | ||
| IV | 15 (15.2) | 5 (20.0) | ||
| Morphology | ||||
| Luminal A/B | 44 (44.4) | 19 (76.0) | ||
| Triple-negative | 9 (9.1) | 3 (12.0) | ||
| HER2-enriched | 17 (17.2) | 3 (12.0) | ||