Study2025Open access

Burden of colon and rectum cancer attributable to processed meat consumption in China, 1990-2021

Zhan Z, Chen X, Zheng J, Xu J, Zhou S, Guo Z, Chen B

Frontiers in nutrition · 14 citations

Review labels

No 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
Cross-sectional study (classified by our AI screen)
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
2025-03-28 · Front Nutr · vol. 12 · p. 1488077
Publisher
Frontiers Media
Cited
14 citations · more than 99% of similar papers · 12.7× the field average
Impact
Top 10% most cited in its field
References
36 works
Access
Open access (journal) · CC-BY
Research areas
Nutritional Studies and Diet · Colorectal Cancer Screening and Detection · Agriculture Sustainability and Environmental Impact
Keywords
Rectum, Consumption (sociology), Colorectal cancer, China, Cancer, Medicine, Environmental health, Geography, Internal medicine, Sociology

7 authors

From CN

  • Zhouwei ZhanFujian Medical University; Fujian Provincial Cancer Hospital
  • Xiamei ChenFujian Medical University
  • Jinping ZhengFujian Medical University; Fujian Provincial Cancer Hospital
  • Jingjie XuFujian Medical University; Fujian Provincial Cancer Hospital
  • Sijing ZhouFujian Medical University; Fujian Provincial Cancer Hospital
  • Zengqing GuoFujian Medical University; Fujian Provincial Cancer Hospital

Abstract

Background

Colon and rectum cancer (CRC) poses a significant public health challenge, and diets high in processed meat have been identified as key risk factors. This study aims to assess the burden of CRC attributable to processed meat consumption in China from 1990 to 2021, focusing on mortality, disability-adjusted life years (DALYs), years lived with disability (YLDs), and years of life lost (YLLs).

Methods

Data were obtained from the Global Burden of Disease (GBD) study for CRC attributable to processed meat consumption in China from 1990 to 2021. The analysis included age-standardized rates for deaths, DALYs, YLDs, and YLLs, alongside age-period-cohort (APC) and decomposition analyses to examine temporal trends and contributing factors. Joinpoint regression was used to detect significant changes in trends.

Results

The burden of CRC attributable to processed meat consumption in China increased significantly between 1990 and 2021. In 2021, males exhibited higher mortality and DALY rates than females, particularly in older age groups. The age-standardized death rate rose from 0.23 to 0.32 per 100,000, and DALYs increased from 5.83 to 8.57 per 100,000. Joinpoint analysis revealed steep rises in DALYs and YLLs, especially during 2007-2011. APC analysis showed that older cohorts consistently exhibited higher death rates, while more recent cohorts displayed lower mortality. Decomposition analysis indicated that population growth and epidemiological changes drove the rise in mortality, with aging contributing to a reduction in deaths. These factors had a more pronounced impact on males.

Conclusion

The study highlights the growing burden of CRC linked to processed meat consumption in China over three decades, with significant gender differences and strong cohort effects. The findings call for targeted interventions to reduce processed meat consumption and mitigate CRC risk.

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

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