Table 1.

Pedigree Characteristics

	CGN+MDA	NWH
Total pedigrees	2713	1344
Probands of AJ descent: n (%)	744 (27.4)	366 (27.2)
Probands tested BRCA1+: n (%)	377 (13.9)	49 (3.6)
Probands tested BRCA2+: n (%)	202 (7.4)	76 (5.7)
No. of members per pedigree: median (IQR)	20 (15)	19 (20)
Age of proband: median (IQR)	49 (17)	53 (16)
Males tested: n (%)	87 (3.2)	14 (1)
Males tested with BC: n (%)	48 (1.8)	6 (0.4)
Probands with unilateral BC: n (%)	1628 (60)	698 (51.9)
Probands with bilateral BC: n (%)	244 (9)	72 (5.4)
Probands with OC: n (%)	245 (9)	55 (4.1)
Probands with BC & OC: n (%)	88 (3.2)	17 (1.3)
BC age for proband: median (IQR)	43 (14)	47 (13.75)
OC age for proband: median (IQR)	51 (14)	53 (16.5)

IQR: Inter-Quartile Range; BC: Breast Cancer; OC: Ovarian Cancer