Table 2.

Characteristics of familial breast and/or ovarian cancer patients

Variable	Study population n = 90	BRCA1/2 carriers n = 20/90 (22.2 %)	ATM carriers n = 5/90(5.5 %)
Age-years
Median	52.9	53.7	44.4
Range	30–82	40–75	32–51
Familial aggregation
HBOC	30 (33.3 %)	BRCA1: 8/30 (26 %)	2/30 (6.6 %)
		BRCA2: 4/30 (13 %)
HBC	60 (66.7 %)	BRCA1: 4/60 (7 %)	3/60 (5 %)
		BRCA2: 4/60 (7 %)
BRCAPRO	27.3 %	50.1 %	52.2 %

HBOC hereditary breast and ovarian cancer, HBC hereditary breast cancer