Table 1 Summary of family history of breast and/or ovarian cancer in the Ella study
From: Family history of breast and ovarian cancer and triple negative subtype in hispanic/latina women
Family history characteristic | n/total (%) |
|---|---|
Family history of any cancer in first- or second-degree relative | |
No | 510/1150 (44.4) |
Yes | 612/1150 (53.2) |
Unknown due to adoption (participant does not know her blood relatives) | 9/1150 (0.78) |
Unknown (other reason) | 19/1150 (1.65) |
Family history of breast cancer | |
In a first-degree relative | 146/1112 (13.1) |
In a first- or second-degree relative | 264/1096 (24.1) |
In a first- or second-degree relative and participant’s age of diagnosis < 50 y | 138/504 (27.4) |
Family history of breast or ovarian cancer | |
In a first-degree relative | 166/1112 (14.9) |
In a first- or second-degree relative | 293/1096 (26.7) |
In a first- or second-degree relative and participant’s age of diagnosis < 50 y | 147/504 (29.2) |
Number of first-degree relatives with breast or ovarian cancer* | |
0 | 946/1112 (85.1) |
1 | 149/1112 (13.4) |
2 | 15/1112 (1.35) |
3 | 2/1112 (0.18) |
Number of first- or second-degree relatives with breast or ovarian cancer | |
0 | 803/1096 (73.3) |
1 | 226/1096 (20.6) |
2 | 45/1096 (4.11) |
3+ | 22/1096 (2.01) |