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Direct and indirect associations between dietary magnesium intake and breast cancer risk

Huang, Wuqing LU orcid ; Long, Weiqing ; Mo, Xiongfei ; Zhang, Naiqi LU orcid ; Luo, Hong ; Lin, Fangyu ; Huang, Jing and Zhang, Caixia (2019) In Scientific Reports 9(1).
Abstract
This study aimed to explore the effect of dietary magnesium intake on breast cancer risk both directly and indirectly via its effect on inflammatory markers C-reactive protein (CRP) and interleukin-6 (IL-6). This case-control study recruited 1050 case patients and 1229 control subjects. Inflammatory marker levels of 322 cases and 322 controls, randomly selected, were measured using ELISA, and data on dietary magnesium intake were collected using a food frequency questionnaire. Multivariable logistic regression was used to estimate the odds ratio (OR) and 95% confidence interval (CI), and path analysis was used to investigate the mediating effect. A higher magnesium intake was associated with a lower breast cancer risk (adjusted OR = 0.80,... (More)
This study aimed to explore the effect of dietary magnesium intake on breast cancer risk both directly and indirectly via its effect on inflammatory markers C-reactive protein (CRP) and interleukin-6 (IL-6). This case-control study recruited 1050 case patients and 1229 control subjects. Inflammatory marker levels of 322 cases and 322 controls, randomly selected, were measured using ELISA, and data on dietary magnesium intake were collected using a food frequency questionnaire. Multivariable logistic regression was used to estimate the odds ratio (OR) and 95% confidence interval (CI), and path analysis was used to investigate the mediating effect. A higher magnesium intake was associated with a lower breast cancer risk (adjusted OR = 0.80, 95% CI = 0.65, 0.99). A positive association was found between the CRP level and breast cancer risk (adjusted OR = 1.43, 95% CI = 1.02-2.01). However, IL-6 was not found to be associated with breast cancer risk. Path analysis revealed that dietary magnesium affected breast cancer risk both directly and indirectly by influencing the CRP level. The results indicate that a direct negative association and an indirect association through influencing the CRP level were observed between dietary magnesium intake and breast cancer risk. (Less)
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author
; ; ; ; ; ; and
publishing date
type
Contribution to journal
publication status
published
subject
in
Scientific Reports
volume
9
issue
1
article number
5764
publisher
Nature Publishing Group
external identifiers
  • scopus:85064076550
ISSN
2045-2322
DOI
10.1038/s41598-019-42282-y
language
English
LU publication?
no
id
6b4f6476-0cfd-4350-8214-80da4dcef588
date added to LUP
2025-01-22 13:19:27
date last changed
2025-04-17 10:34:14
@article{6b4f6476-0cfd-4350-8214-80da4dcef588,
  abstract     = {{This study aimed to explore the effect of dietary magnesium intake on breast cancer risk both directly and indirectly via its effect on inflammatory markers C-reactive protein (CRP) and interleukin-6 (IL-6). This case-control study recruited 1050 case patients and 1229 control subjects. Inflammatory marker levels of 322 cases and 322 controls, randomly selected, were measured using ELISA, and data on dietary magnesium intake were collected using a food frequency questionnaire. Multivariable logistic regression was used to estimate the odds ratio (OR) and 95% confidence interval (CI), and path analysis was used to investigate the mediating effect. A higher magnesium intake was associated with a lower breast cancer risk (adjusted OR = 0.80, 95% CI = 0.65, 0.99). A positive association was found between the CRP level and breast cancer risk (adjusted OR = 1.43, 95% CI = 1.02-2.01). However, IL-6 was not found to be associated with breast cancer risk. Path analysis revealed that dietary magnesium affected breast cancer risk both directly and indirectly by influencing the CRP level. The results indicate that a direct negative association and an indirect association through influencing the CRP level were observed between dietary magnesium intake and breast cancer risk.}},
  author       = {{Huang, Wuqing and Long, Weiqing and Mo, Xiongfei and Zhang, Naiqi and Luo, Hong and Lin, Fangyu and Huang, Jing and Zhang, Caixia}},
  issn         = {{2045-2322}},
  language     = {{eng}},
  number       = {{1}},
  publisher    = {{Nature Publishing Group}},
  series       = {{Scientific Reports}},
  title        = {{Direct and indirect associations between dietary magnesium intake and breast cancer risk}},
  url          = {{http://dx.doi.org/10.1038/s41598-019-42282-y}},
  doi          = {{10.1038/s41598-019-42282-y}},
  volume       = {{9}},
  year         = {{2019}},
}