Cohort study2025Open access

Global, regional, and national analyses of the burden among adult women of breast cancer attributable to diet high in red meat from 1990 to 2021: longitudinal observational study

Ding X, Tang Z, Ma H, Jiang C

Frontiers in public health · 3 citations

Review labels

Lumps processed with unprocessed meatNo stated lifestyle adjustment

Neutral facts our review recorded about how this study was done. They describe method, never whether we like the result.

How it was studied

Design
Cohort study (indexed by PubMed)
Studied in
People
Main outcome
Clinical events such as disease or death
Intake measured by
Not stated

Who paid for it

Funding
Independent funding

Based on full-text disclosure statement.

Publication

Published
2025-05-13 · Front Public Health · vol. 13 · p. 1580177
Publisher
Frontiers Media
Cited
5 citations · more than 94% of similar papers · 4.5× the field average
Impact
Top 10% most cited in its field
References
27 works
Access
Open access (journal) · CC-BY
Research areas
Nutritional Studies and Diet · Cancer Risks and Factors · BRCA gene mutations in cancer
Keywords
Observational study, Breast cancer, Medicine, Environmental health, Cancer, Longitudinal study, Demography, Internal medicine, Pathology
MeSH
humans, breast neoplasms, diet, risk factors, longitudinal studies, adult, middle aged, female, global health, red meat, global burden of disease, disability-adjusted life years

4 authors

From CN

  • Xiaoyun DingNingxia Medical University; Ningxia Medical University General Hospital
  • Zhenning TangNingxia Medical University; Ningxia Medical University General Hospital
  • Hang MaNingxia Medical University; Ningxia Medical University General Hospital
  • Can Jiang · correspondingShanghai Sixth People's Hospital

Abstract

Background

The association between red meat consumption and breast cancer risk has been well established; however, it is crucial to understand the temporal trends, geographical variations, and socio-demographic factors that influence this risk among women aged 25-45. Consequently, this study seeks to investigate the impact of red meat consumption on breast cancer risk among adult women for the first time.

Methods

Data were extracted from the Global Burden of Disease (GBD) 2021 study to calculate age-standardized rates (ASR) for mortality and disability-adjusted life years (DALYs). Trends were assessed using estimated annual percentage change (EAPC) with linear regression analysis. Hierarchical clustering identified temporal trends, and examined the relationships between EAPC, ASR, DALYs, and the socio-demographic index (SDI).

Results

Our findings indicate that breast cancer-related deaths and DALYs attributable to high red meat consumption increased globally, rising from 44,492 deaths and 1,379,721 DALYs in 1990 to 79,956 deaths and 2,407,092 DALYs in 2021. In high SDI regions, age-standardized mortality (-1.47%) and DALYs (-1.48%) rates declined, while low-middle and high-middle SDI regions showed significant increases. Low SDI regions, despite lower absolute numbers, experienced sharp relative increases in both deaths and DALYs. Additionally, a nonlinear relationship between ASR and SDI was observed, with the burden peaking in moderate SDI regions.

Conclusion

This study concludes the rising global burden of breast cancer in adult women associated with high red meat consumption, with particularly pronounced impacts in low and middle SDI regions.

Abstract via Europe PMC. Copyright remains with the authors or publisher (CC BY).

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