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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)
  1. *No participants reported more than 3 first-degree relatives with breast or ovarian cancer.