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Division of mutations in clinical groups
| Diagnostic criteria | All cases | Examined cases | Number of BRCA1 mutation | Frequency of mutation |
|---|---|---|---|---|
| HBC | 8 | 7 | 1 | 12.5% |
| HBOC | 5 | 4 | 3 | 60.0% |
| HBC susp. | 50 | 31 | 3 | 6.1% |
| HBOC susp. | 8 | 6 | 2 | 25.0% |
| HOC susp. | 2 | 1 | 0 | 0% |
| 2 Br, 1<50 | 1 | 1 | 0 | 0% |
| CFA | 28 | 21 | 0 | 0% |
| Others | 185 | 107 | 0 | 0% |
| Total | 287 | 178 | 9 | 4.9% |
