Table 3.
Multivariate analysis by NCCN testing criteria.
Criterion | BRCA1/2 Testing Criteria Met: | BRCA mutation (n = 12) | No BRCA mutation (n = 187) | Odds Ratio | 95% CIa | p value |
---|---|---|---|---|---|---|
1 | Known family history of BRCA1/2 mutation | 2 (16.7%) | 2(1.1%) | 14.31 | 1.2–166.3 | 0.034 |
2 | Age ≤45 at diagnosis | 9 (75%) | 78 (41.7%) | 11.61 | 1.2–108.6 | 0.032 |
3 | Age ≤50 and two breast cancer primaries | 0 (0%) | 11 (5.9%) | – | – | – |
4 | Age ≤50 with high risk family history | 8 (66.7%) | 92 (49.2%) | 1.12 | 0.22–5.7 | 0.89 |
5 | Age ≤60 and TNBC | 3 (25%) | 28 (14.9%) | 1.84 | 0.37–9.2 | 0.458 |
6 | Any age with high risk family history | 7 (58.3%) | 111 (59.4%) | 1.25 | 0.28–5.5 | 0.769 |
7 | Male breast cancer | 0(0%) | 1 (0.5%) | – | – | – |
CI - Confidence Interval.