A comparison of 692 early invasive breast cancer with, and 1564 without, a family history of breast cancer showed that the former were younger at diagnosis (P=0.002), had smaller tumours (P=0.012), were more frequently oestrogen receptor positive (P=0.006) and diagnosed preclinically (P<0.001).
No takes yet. Share an insight, caveat, or question.
Molino et al. (2004) studied this question.
Synapse has enriched 4 closely related papers on similar clinical questions. Consider them for comparative context: