Table 4.

Adjusted OR estimates and 95% CIs by dietary pattern intake for 1,446 cases and 1,549 controls in the Shanghai Breast Cancer Case-Control Study

Dietary patternCases/controlsMinimal model*
Full model
OR (95% CI)OR (95% CI)
Vegetable-soy
    Quartile 1345/3891.01.0
    Quartile 2376/3891.1 (0.9-1.3)1.0 (0.8-1.3)
    Quartile 3374/3891.1 (0.9-1.3)1.0 (0.8-1.3)
    Quartile 4364/3891.0 (0.8-1.2)1.0 (0.8-1.2)
    Ptrend0.700.61
Meat-sweet
    Quartile 1311/3801.01.0
    Quartile 2365/3891.2 (1.0-1.5)1.1 (0.9-1.4)
    Quartile 3372/3891.2 (1.0-1.5)1.2 (1.0-1.5)
    Quartile 4411/3891.4 (1.1-1.8)1.3 (1.0-1.7)
    Ptrend0.010.03
  • * Models adjusted for age (continuous) and total energy (continuous).

  • Models adjusted for above variables, and family history of breast cancer (yes, no), personal history of fibroadenoma (yes, no), age at menarche (≤12, 13, 14, 15, 16, ≥17 y), live births and age at first live birth (<20, 20-24, 25-29, 30-34, ≥35, nulliparous), menopausal status and age at menopause (premenopausal, age at menopause <45, 45-49, 50-54, ≥55 y), regular physical activity during last 10 y (yes, no), waist-hip ratio (WHR, continuous), BMI (continuous), and level of education (no formal education, elementary, middle and high school, college and higher).