Table 2 Frequency of lympho-vascular invasion (LVI) in BRCA1 associated breast cancer compared to matched sporadic controls, stratified for tumor type.
From: Lympho-vascular invasion in BRCA related breast cancer compared to sporadic controls
| Â | Â | Sporadic control group (n = 68) | BRCA1 group (n = 68) | Total (n = 136) | Â | Â | Â | |||
|---|---|---|---|---|---|---|---|---|---|---|
Tumour type | LVI | Number | Percentage | Number | Percentage | Number | Percentage | OR | 95% CI | P-value |
Invasive ductal carcinoma | negative | 45 | 77.6% | 39 | 70.9% | 84 | 74.3% | 1.42 | 0.61-3.32 | 0.42a |
| Â | positive | 13 | 22.4% | 16 | 29.1% | 29 | 25.7% | Â | Â | Â |
Invasive lobular carcinoma | negative | 2 | 66.7% | 3 | 100.0% | 5 | 83.3% | 0.40 | 0.14-1.17 | 1b |
| Â | positive | 1 | 33.3% | 0 | 0.0% | 1 | 16.7% | Â | Â | Â |
Invasive medullary and metaplastic carcinoma | negative | 7 | 100.0% | 9 | 90.0% | 16 | 94.1% | 0.56 | 0.37-0.87 | 1b |
| Â | positive | 0 | 0.0% | 1 | 10.0% | 1 | 5.9% | Â | Â | Â |