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

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


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.

Frazier et al. Breast Cancer Res 2003 5:R59   doi:10.1186/bcr583

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