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Table 3 Meta-analyses on the association between dietary patterns and breast cancer risk according to ER subtypes within strata of menopausal status

From: Associations between dietary patterns and the risk of breast cancer: a systematic review and meta-analysis of observational studies

 

Premenopausal

Postmenopausal

No. of studies

RR (95% CI)

P

Heterogeneity χ2

I2 (%)

P Heterogeneity

No. of studies

RR (95% CI)

P

Heterogeneity χ2

I2 (%)

P Heterogeneity

Prudent

 ER+ and/or PR +

2

0.39(0.08, 1.88)

0.243

14.15

92.9

< 0.001

6

0.87(0.69, 1.09)

0.246

22.06

77.3

0.001

 ER− and/or PR−

2

0.47(0.13, 1.70)

0.255

3.87

74.1

0.049

5

0.72(0.49, 1.06)

0.102

13.15

69.6

0.011

Western

 ER+ and/or PR+

3

1.08(0.83, 1.41)

0.532

2.36

15.3

0.307

7

1.15(0.99, 1.34)

0.057

10.26

41.5

0.114

 ER− and/or PR−

3

0.94(0.67, 1.33)

0.760

0.13

0

0.936

6

0.91(0.81, 1.01)

0.322

7.29

31.4

0.200

  1. ER, estrogen receptor; PR, progesterone
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Breast Cancer Research

ISSN: 1465-542X

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