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Table 4 Risk for breast cancer according to quartiles of the Mediterranean Dietary Quality Index with stratification by menopausal status

From: Adherence to Mediterranean dietary quality index and risk of breast cancer in adult women: a case-control study

 

OR (95% CI)

Q1

MedDQI score range: 3–5

Q2

Q3

Q4

MedDQI score range: 8–11

P for trend

Total

No. of cases/controls

52/51

37/54

22/27

39/18

 

Crude

1

1.48 (0.84–2.63)

1.25 (0.63–2.47)

0.47 (0.23–0.92)

0.012

Model 1

1

1.49 (0.84–2.65)

1.25 (0.63–2.5)

0.47 (0.24–0.93)

0.012

Model 2

1

1.45 (0.79–2.65)

1.19 (0.58–2.45)

0.45 (0.21–0.94)

0.022

Model 3

1

1.45 (0.79–2.65)

1.45 (0.79–2.65)

0.45 (0.21–0.94)

0.02

Premenopause

No. of cases/controls

32/30

21/33

14/20

21/13

 

Crude

1

1.67 (0.8–3.51)

1.52 (0.65–3.54)

0.66 (0.28–1.54)

0.15

Model 1

1

1.69 (0.8–3.56)

1.54 (0.66–3.62)

0.67 (0.28–1.59)

0.16

Model 2

1

2.07 (0.94–4.58)

1.57 (0.63–3.91)

0.72 (0.28–1.8)

0.11

Model 3

1

2.06 (0.93–4.55)

1.57 (0.63–3.93)

0.73 (0.28–1.54)

0.12

Postmenopause

No. of cases/controls

20/21

16/21

8/7

18/5

 

Crude

1

1.69 (0.51–3.56)

0.83 (0.25–2.72)

0.26 (0.08–0.84)

0.07

Model 1

1

1.33 (0.53–3.34)

0.9 (0.27–2.99)

0.24 (0.07–0.8)

0.055

Model 2

1

1.22 (0.44–3.39)

1.05 (0.27–4.04)

0.23 (0.05–0.91)

0.1

Model 3

1

1.23 (0.44–3.46)

0.9 (0.25–3.88)

0.18 (0.04–0.77)

0.06

  1. Model 1: Adjusted for age and energy intake
  2. Model 2: Further adjusted for education, residency, family history of breast cancer, physical activity, marital status, smoking, alcohol consumption, supplement use, length of breast-feeding, menopausal status and history of hormone replacement therapy
  3. Model 3: Further adjusted for BMI.