Table 1. Characteristics of chromosome 17-linked families (n=94).

	N (%) or mean (range)
Ancestry
Caucasian	83 (88)
African American	10 (11)
Asian American	1 (1)
Number of PCa cases per family
Confirmed	4.1
Total	4.3
Mean age at diagnosis of confirmed PCa cases	63.7 (45.7–78.3)
Number of families with BrCa cases
0	57 (61)
1–2	31 (33)
>2	6 (6)
Number of families with OvCa cases
0	86 (92)
1–2	8 (9)
>2	0 (0)

Abbreviations: BrCa=breast cancer; OvCa=ovarian cancer; PCa=prostate cancer.