Table 2.

Frequency of the type of the tumor in the analyzed families

Type of cancer	General frequency	General %	Number of cases in the same family	Relative frequency	Relative %
Breast cancer before 35 years old	99/1938	5.1	1	93/99	93.9
			2	6/99	6.1
Bilateral breast cancer	17/1938	0.9	1	17/17	100
			2	–	–
Male breast cancer	1/1938	0.05	1	1/1	100
			2	–	–
Colorectal cancer before 50 years old	195/1938	10.0	1	171/195	87.7
			2	24/195	12.3
Pancreatic cancer	44/1938	2.3	1	44/44	100
			2	–	–
Ovarian cancer	39/1938	2.0	1	38/39	97.4
			2	1/39	2.6