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

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