Diet and body constitution in relation to subgroups of breast cancer defined by tumour grade, proliferation and key cell cycle regulators
2007

Diet and Body Constitution in Relation to Breast Cancer Subgroups

Sample size: 346 publication Evidence: moderate

Author Information

Author(s): Borgquist Signe, Wirfält Elisabet, Jirström Karin, Anagnostaki Lola, Gullberg Bo, Berglund Göran, Manjer Jonas, Landberg Göran

Primary Institution: Malmö University Hospital

Hypothesis

Is there an association between diet, body constitution, and different subgroups of breast cancer defined by tumor grade and proliferation?

Conclusion

Low energy and low total fat intakes, particularly of polyunsaturated fatty acids, and high body mass index are associated with more malignant breast tumors.

Supporting Evidence

  • A large hip circumference and high body mass index were associated with high grade tumors.
  • Low energy and unadjusted fat intakes were associated with high proliferation.
  • Low intakes of saturated, monounsaturated, and polyunsaturated fatty acids were associated with high proliferation.

Takeaway

Eating less energy and fat, especially certain types of fat, and being heavier might mean a higher chance of having more serious breast cancer.

Methodology

The study analyzed dietary and body measurements of 346 women diagnosed with breast cancer, comparing them with tumor characteristics using analysis of variance.

Potential Biases

Potential measurement errors in dietary assessments could bias the results.

Limitations

The study did not include healthy control individuals, which may limit the generalizability of the findings.

Participant Demographics

Participants were women aged between 1923 and 1950, with a total of 17,035 women enrolled in the Malmö Diet and Cancer study.

Statistical Information

P-Value

0.03

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/bcr1644

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication