Table 1. Characteristics of study subjects.

	BC Cases N (%)	Controls N (%)	Total N. (%)
Total	142 (100)	239 (100)	381 (100)
Age
mean (range)	56 (34–79)	48 (18–72)	51 (18–79)
<40	9 (6.4)	53 (22.2)	62 (16.3)
40–55	49 (34.5)	126 (52.7)	175 (45.9)
55–65	57 (40.1)	43 (18.0)	100 (26.2)
>65	27 (19.0)	17 (7.1)	44 (11.6)
Family history
1st degree	55 (38.8)	85 (35.6)	140 (36.7)
2nd	26 (18.3)	49 (20.5)	75 (19.7)
Neg/>2nd	61 (42.9)	105 (43.9)	166 (43.6)
BRCA classes
Pathogenic variant BRCA1	12 (8.5)	8 (3.3)	20 (5.3)
Pathogenic variant BRCA2	5 (3.5)	3 (1.2)	8 (2.1)
VUS BRCA1	5 (3.5)	2 (0.8)	7 (1.8)
VUS BRCA2	10 (7.0)	3 (1.2)	13 (3.4)
Negative test	43 (30.3)	29 (12.1)	72 (18.9)
NA	67 (47.2)	194 (81.3)	261 (68.5)

NA not available