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Table 2 Odds ratio of breast cancer according to family history of selected cancers

From: Risk of breast cancer and family history of other cancers in first-degree relatives in Chinese women: a case control study

Site Cases/control (n/n) Unadjusted OR (95% CI) OR (95% CI)*
Breast 26/16 1.76 (0.94 – 3.31)) 2.32 (1.07 – 5.03)
Lung 21/13 1.74 (0.87 – 3.51) 2.49 (1.10 – 5.65)
Esophagus 18/7 2.79 (1.16 – 6.71) 2.70 (1.11 – 6.57)
Stomach 19/17 1.20 (0.62 – 2.32) 1.27 (0.61 – 2.61)
Intestine 7/8 0.93 (0.34 – 2.59) 0.91 (0.29 – 2.80)
Liver 10/5 2.15 (0.73 – 6.32) 2.25 (0.75 – 6.73)
Pancreas 6/5 1.28 (0.39 – 4.22) 1.44 (0.43 – 4.84)
Gallbladder 1/2 0.53 (0.05 – 5.89) 1.25 (0.08 – 20.36)
Larynx 5/2 2.68 (0.52 – 13.84) 4.41 (0.49 – 39.98)
Bladder 1/5 0.21 (0.02 – 1.82) 0.27 (0.03 – 2.44)
Kidney 2/1 2.14 (0.19 – 23.61) 2.08 (0.19 – 23.37)
Prostate 1/2 0.53 (0.05 – 5.89) 1.94 (0.12 – 32.42)
Uterus 7/3 2.50 (0.64 – 9.71) 3.84 (0.79 – 18.73)
Appendix 2/2 1.07 (0.15 – 7.59) 2.31 (0.20 – 25.98)
Lymphoma 5/3 1.78 (0.42 – 7.49) 4.34 (0.48 – 39.41)
Digestive tract 43/30 1.56 (0.97 – 2.51) 1.58 (0.95 – 2.64)
Digestive system 59/39 1.67 (1.10 – 2.53) 1.79 (1.14 – 2.79)
Urinary system 4/8 0.53 (0.16 – 1.77) 0.79 (0.22 – 2.88)
Hematological system 6/6 1.07 (0.34 – 3.32) 1.80 (0.42 – 7.65)
Gynecology 9/5 1.93 (0.64 – 5.79) 3.34 (0.89 – 12.53)
≥ 2 histories# 5/11 0.48 (0.17 – 1.39) 0.76 (0.24 – 2.47)
All sites# 106/70 1.71 (1.25 – 2.36) 2.13 (1.49 – 3.04)
  1. *Adjusted for age, age at menarche, childbearing, menopause status; #family history of breast cancer was excluded; bold data reflected P < 0.05.