Adherence to Mediterranean Diet and Breast Cancer Risk: A Meta-Analysis of Prospective Observational Studies.

ABSTRACT:

Background and aim

The Mediterranean diet (MD) is widely recognized for its health benefits and potential protective effects against various chronic diseases such as cardiovascular conditions and cancer. This meta-analysis evaluates the association between MD adherence and breast cancer risk in women.

Methods

A comprehensive search of major databases was conducted until November 2024 to identify cohort or case-control studies. The meta-analysis employed a random-effects model to pool multivariable-adjusted effect sizes, reporting them as hazard ratios (HR) while evaluating heterogeneity using the I² statistic and assessing publication bias.

Results

The pooled analysis of 31 studies indicated a significant association between adherence to the MD and a 13% risk reductio

SUBMITTER: Karimi M 

PROVIDER: S-EPMC12007187 | biostudies-literature | 2025 Apr

REPOSITORIES: biostudies-literature