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Table 3 Lifetime alcohol intake (at least once per week for 6 months or 26 times per year) and risk of breast cancer by Asian ethnicity and birthplace

From: Alcohol and breast cancer risk among Asian-American women in Los Angeles County

 

Japanese

Chinese

Filipino

 

US born

Non-US born

US born

Non-US born

US born

Non-US born

 

Ca/Co

ORa

Ca/Co

ORa

Ca/Co

ORa

Ca/Co

ORa

Ca/Co

ORa

Ca/Co

ORa

Lifetime alcohol

Never

258/282

1.00

121/92

1.00

75/106

1.00

721/673

1.00

13/19

1.00

698/485

1.00

Ever

107/96

1.51

58/41

1.36

16/25

0.86

87/100

0.84

9/9

2.33

66/74

0.66

P (1 df)

 

0.035

 

0.33

 

0.75

 

0.23

 

0.41

 

0.053

Never

258/282

1.00

121/92

1.00

75/106

1.00

721/673

1.00

13/19

1.00

698/485

1.00

Former

46/47

1.14

20/9

2.40

7/8

1.43

22/32

0.62

6/4

2.93

30/31

0.91

Current

61/49

1.91

38/32

1.15

9/17

0.68

65/68

0.95

3/5

1.62

36/43

0.53

P (2 df)

 

0.032

 

0.26

 

0.70

 

0.29

 

0.42

 

0.057

Amount of alcohol (g/day)

No

258/282

1.00

121/92

1.00

75/106

1.00

721/673

1.00

13/19

1.00

698/485

1.00

> 0 to ≤ 5.0

64/59

1.43

39/30

1.26

11/21

0.80

56/70

0.80

6/7

2.11

41/47

0.67

> 5 to ≤ 10

18/19

1.52

8/6

1.40

3/2

1.21

15/13

1.14

3/2

3.23

14/12

0.84

> 10

25/18

1.81

11/5

1.93

2/2

0.88

16/17

0.79

----

-----

11/15

0.50

Per 5 g/day

 

1.24

 

1.23

 

0.95

 

0.92

 

1.90

 

0.80

P trend

 

0.038

 

0.26

 

0.87

 

0.43

 

0.24

 

0.059

Years of drinking (no adjustment for amount of drinking)

> 0 to ≤ 5

31/30

1.37

15/10

1.44

4/7

1.93

34/36

0.99

5/3

3.80

22/38

0.41

> 5-10

19/20

1.53

12/9

1.37

2/8

0.63

20/16

1.25

1/1

1.42

14/10

1.17

> 10 years

57/46

1.60

31/22

1.33

10/10

0.69

33/48

0.61

3/5

1.63

30/26

0.85

Per 10 years

 

1.18

 

1.11

 

0.89

 

0.89

 

1.22

 

0.92

P trend

 

0.038

 

0.41

 

0.54

 

0.13

 

0.52

 

0.36

Years of drinking, adjusted for amount of drinking (g/day)

> 0 to ≤ 5

 

1.22

 

1.14

 

1.42

 

0.92

 

3.19

 

0.48

> 5-10

 

1.32

 

0.97

 

0.46

 

1.14

 

1.01

 

1.29

> 10 years

 

1.34

 

0.95

 

0.44

 

0.56

 

1.40

 

0.99

Per 10 years

 

1.09

 

0.97

 

0.70

 

0.83

 

0.97

 

1.17

P trend

 

0.54

 

0.88

 

0.37

 

0.14

 

0.94

 

0.34

Amount (g/day) and years of drinking

No

258/282

1.00

121/92

1.00

75/106

1.00

721/673

1.00

13/19

1.00

698/485

1.00

≤ 5.0 and ≤ 10 years

36/38

1.36

20/14

1.48

5/14

1.14

35/37

0.98

4/2

5.18

25/34

0.58

≤ 5.0 and > 10 years

28/21

1.54

19/16

1.10

6/7

0.51

21/33

0.60

2/5

1.00

16/13

1.10

> 5.0 and ≤ 10 years

14/12

1.68

7/5

1.36

1/1

1.04

19/15

1.30

2/2

3.40

11/14

0.61

> 5.0 and > 10 years

29/25

1.65

12/6

2.10

4/3

 

12/15

0.62

1/0

 

14/13

0.74

P trend

 

0.041

 

0.29

 

0.74

 

0.28

 

0.40

 

0.21

Lifetime intake

0

258/282

1.00

121/92

1.00

75/106

1.00

721/673

1.00

13/19

1.00

698/485

1.00

≤ 7.6 kg

43/43

1.28

26/20

1.40

9/16

1.08

31/52

1.02

4/3

3.49

35/40

0.71

> 7.6 kg

64/53

1.71

32/21

1.37

7/9

0.64

56/48

0.66

5/6

1.84

31/34

0.68

P trend

 

0.022

 

0.36

 

0.61

 

0.15

 

0.38

 

0.11

Summary by Asian ethnicity

Japanese

Chinese

Filipino

By 5 g/day

1.21 (1.02-1.43), P trend = 0.032

0.95 (0.79-1.14), P trend = 0.57

0.85 (0.68-1.07), P trend = 0.16

P interaction

0.011

Summary by nativity

US born

Non-US born

    

By 5 g/day

1.21 (1.00-1.45), P trend = 0.048

0.91 (0.80-1.04), P trend = 0.18

    

P interaction

0.12

  1. aAdjusted for age, years of residence in the US among non-US born, education, interviewer, age at menarche, menopausal status, age at menopause, current BMI, parity, total calories, family history of breast cancer and physical activity, intake of soy, and green tea.
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Breast Cancer Research

ISSN: 1465-542X

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