Table 3

Multivariate analysis of selected variables associated with use of herbals and multivitamins/folic acid among breast cancer survivors

Variable

HERBALS USERS

MULTIVITAMINS/

FOLIC ACID

Adjusted OR+ (95% CI)

Adjusted OR+ (95% CI)


Age (years)

1.01 (0.99,1.03)

1.02 (1.01,1.04)*

Education

≤ 12

1.00

1.00

13-15

0.96 (0.66,1.40)

1.38 (0.95,1.99)

≥ 16

0.95 (0.67,1.39)

1.29 (0.91,1.81)

BMI (kg/m2)

<25

1.00

1.00

25-29

0.97 (0.67,1.39)

0.84 (0.58,1.20)

≥ 30

0.75 (0.34,1.63)

0.66 (0.46,0.94)*

Marital status

Married/living as married

1.00

1.00

Single

1.58 (1.04,2.41)*

1.56 (1.02,2.39)*

Divorced/separated/widowed

1.16 (0.86,1.56)

1.05 (0.78,1.40)

Menopausal Status

Premenopausal

1.00

1.00

Postmenopausal

1.37 (0.86,2.20)

1.16 (0.74,1.36)

Hormonal replacement therapy use

No

1.00

1.00

Yes

1.00 (0.63,1.57)

0.86 (0.55,1.36)

Family history of breast cancer

No

1.00

1.00

Yes

0.73 (0.52,1.03)

0.94 (0.68,1.31)

Cigarette smoking

Non-smoker

1.00

1.00

Current smoker

0.62 (0.39,0.97)*

0.53 (0.34,0.82)*

Alcohol consumption

Non-drinker

1.00

1.00

1-3 drinks/week

1.86 (1.28,2.68)*

1.30 (0.89,1.88)

≥ 4 drinks/week

1.50 (0.94,2.39)

1.37 (0.85,2.20)

Walking for exercise

≤ 2 hours/week

1.00

1.00

>2 hours/week

1.43 (0.94,2.17)

1.28 (0.84,1.94)

Vigorous physical activity

≤ 2 hours/week

1.00

1.00

>2 hours/week

1.37 (0.83,2.23)

1.20 (0.72,1.98)


*Significant odds ratios, p < 0.05; each variable is adjusted for the other variables

Bright-Gbebry et al. BMC Complementary and Alternative Medicine 2011 11:30   doi:10.1186/1472-6882-11-30

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