Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Participant characteristics
| Characteristic | Number of subjects |
% |
|---|---|---|
| Age, years | ||
| Mean | 49 | – |
| Range | (43–57) | |
| Education, years | ||
| Mean | 15.5 | – |
| Range | (13–18) | |
| Race | ||
| White | 10 | 77 |
| Other | 3 | 23 |
| Family mutation | ||
| BRCA1 | 12 | 92 |
| BRCA2 | 1 | 8 |
| Family breast cancer cases | ||
| Mean | 8 | – |
| Range | (1–15) | |
| Family ovarian cancer cases | ||
| Mean | 3 | – |
| Range | (1–7) |
