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Table 3 Odds ratio (OR) and 95% confidence interval (CI) of breast cancer by the tertile distribution of plasma total homocysteine, with stratification according to menopausal status

From: Plasma homocysteine levels and genetic polymorphisms in folate metablism are associated with breast cancer risk in chinese women

Stratified variablea,b

Plasma total Hcy (μ mol/L)

 

1st

2nd

3rd

p

Menopausal status

    

Pre-menopausal

   

<0.001

Cases/controls

8/20

4/19

57/25

 

ORc (95% CIc)

1.0(reference)

0.53(0.2-1.1)

5.7(2.7-8.8)

 

Post-menopausal

   

<0.001

Cases/controls

8/8

7/11

12/2

 

ORc (95% CIc)

1.0(reference)

0.64(0.2-1.5)

6(3.1-8.2)

 
  1. aThe total number of cases and controls does not correspond because of missing data.
  2. bVariables were categorized based on the tertile distribution among control subjects.
  3. cOR, odd ratio; CI, confidence interval.
  4. cAdjustment for age at enrollment and duration of fasting.