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Cohort summary
| Clinical feature | Discovery (n = 24) | Validation (n = 58) |
|---|---|---|
| Type: | ||
| Benign | 5 | 17 |
| Borderline | 8 | 21 |
| Carcinoma | 11 | 20 |
| Grade (carcinoma) | ||
| 1 | 5 | 6 |
| 2 | 3 | 10 |
| 3 | 2 | 4 |
| Not known | 1 | |
| Stage (carcinoma) | ||
| 1 | 7 | 16 |
| 2 | 1 | 1 |
| 3 | 1 | 1 |
| Not known | 2 | 2 |
| Age (average ± standard deviation) | ||
| Benign | 49.8 ±5.9 | 59.5 ±11.3 |
| Borderline | 55.4 ±15.8 | 53.6 ±16.0 |
| Carcinoma | 62.3 ±11.0 | 53.8 ±11.1 |
| Laterality | ||
| Unilateral | 21 | 54 |
| Bilateral | 2 | 4 |
| Not known | 1 | |
| Size | ||
| <10 cm | 2 | 1 |
| ≥10 cm | 21 | 57 |
| Not known | 1 | 0 |
