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Table 3 Odds of TNBC compared to non-TNBC according to family history of breast and/or ovarian cancer ( n = 914)

From: Family history of breast and ovarian cancer and triple negative subtype in hispanic/latina women

Family history Non-TNBC TNBC TNBC vs. non-TNBC TNBC vs. non-TNBC
  n(%) n(%) OR (95% CI)* OR (95% CI)**
Breast cancer in first-degree relatives     
  No 663 (86.6) 116 (78.4) 1.00 1.00
  Yes 102 (13.5) 32 (21.6) 1.78 (1.14–2.77) 1.98 (1.26–3.11)
Breast cancer in first- or second-degree relatives     
  No 586 (76.5) 92 (62.2) 1.00 1.00
  Yes 180 (23.5) 56 (37.8) 1.98 (1.37–2.87) 2.04 (1.40–2.98)
Breast or ovarian cancer in first-degree relatives     
  No 647 (84.5) 112 (75.7) 1.00 1.00
  Yes 119 (15.5) 36 (24.3) 1.75 (1.13–2.67) 1.93 (1.25–2.97)
  1. *Crude odds ratio.
  2. **Adjusted for age at diagnosis and country of residence (U.S. or Mexico).