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Table 2 Relative risk (RR) of breast cancer according to quintiles (Q) of nutrient intake during high school among women born between 1922 and 1946

From: Adolescent diet and risk of breast cancer

Nutrient Parameter Q1 Q2 Q3 Q4 Q5 P for trend
Protein (g/day) Median intake 34.9 50.1 61.3 73.3 93.5  
  Multivariate RR 1.0 0.92 0.98 0.88 0.88 0.27
Animal fat (g/day) Median intake 25.5 39.7 51.2 64.2 84.7  
  Multivariate RR 1.0 0.98 0.95 0.94 1.01 0.96
Vegetable fat (g/day) Median intake 5.4 9.3 12.2 17.8 28.3  
  Multivariate RR 1.0 1.12 1.13 0.96 0.85 0.05
Monounsaturated fat (g/day) Median intake 13.3 19.4 24.4 29.9 39.8  
  Multivariate RR 1.0 1.01 0.90 0.95 0.89 0.28
Saturated fat (g/day) Median intake 14.5 22.2 29.0 36.5 48.4  
  Multivariate RR 1.0 0.92 0.94 0.86 0.98 0.82
Total fat (g/day) Median intake 35.5 52.3 66.2 81.5 107.5  
  Multivariate RR 1.0 1.11 0.86 1.0 0.92 0.32
Folate (μg/day) Median intake 81.9 117 151 181 238  
  Multivariate RR 1.0 0.92 1.01 0.89 0.86 0.21
Vitamin A (IU/day) Median intake 2063 3457 4901 7311 11,437  
  Multivariate RR 1.0 1.01 0.95 1.13 1.02 0.63
Retinol (IU/day) Median intake 612 1001 1378 1814 5542  
  Multivariate RR 1.0 1.06 0.89 1.02 1.05 0.59
Carotenoid (IU/day) Median intake 1053 2030 3214 4832 9253  
  Multivariate RR 1.0 1.14 1.08 1.16 1.10 0.65
Vitamin C (mg/day) Median intake 24.6 40.3 62.1 91.2 121  
  Multivariate RR 1.0 0.88 1.01 0.90 0.95 0.77
Vitamin D (IU/day) Median intake 107 186 308 385 691  
  Multivariate RR 1.0 0.86 0.98 0.99 0.96 0.84
Vitamin E (IU/day) Median intake 2.20 3.30 4.10 5.20 8.10  
  Multivariate RR 1.0 1.07 1.04 0.98 0.87 0.18
Dietary fiber (g/day) Median intake 5.6 7.5 9.10 11.0 14.3  
  Multivariate RR 1.0 0.84 1.01 0.89 0.78 0.09
  1. Results are from multivariate analyses adjusted for age at diagnosis, age at menarche, menopausal status, family history, benign breast disease, adult height, parity/age at first birth, postmenopausal hormone use, body mass index at age 18, alcohol intake in 1980, and vitamin A intake, excluding supplements, in 1980 among 843 cases of breast cancer age matched 10:1 with controls.