Meta-analysis2024

High intake of cruciferous vegetables reduces the risk of gastrointestinal cancers: results from observational studies

Ren HG, Luu HN, Liu Y, Wang DW, Wang DW, Guo X

Critical reviews in food science and nutrition · 12 citations

How it was studied

Design
Meta-analysis (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
Government
US National Cancer Institute and National Natural Science Foundation

Based on 1 listed funder(s).

Publication

Published
2023-12-05 · Crit Rev Food Sci Nutr · vol. 64 · issue 23 · pp. 8493–8499
Publisher
Taylor & Francis
Cited
17 citations · more than 82% of similar papers · 1.4× the field average
References
38 works
Access
Paywalled
Research areas
Genomics, phytochemicals, and oxidative stress · Helicobacter pylori-related gastroenterology studies
Keywords
Medicine, Cruciferous vegetables, Cancer, Internal medicine, Confidence interval, Relative risk, Colorectal cancer, Gastroenterology, Gallbladder cancer
MeSH
humans, brassicaceae, vegetables, gastrointestinal neoplasms, diet, risk factors, observational studies as topic

5 authors

From US, CN

  • Ren Hong-gangVanderbilt University
  • Hung Nguyen LuuUniversity of Pittsburgh; UPMC Hillman Cancer Center
  • Ying LiuVanderbilt University
  • Dao Wen Wang · correspondingTongji Hospital
  • Xingyi Guo · correspondingVanderbilt University

Abstract

The relationship between cruciferous vegetables (CV) and the risk of gastrointestinal (GI) cancers has been extensively investigated. However, epidemiologic investigations have produced inconsistent results. This meta-analysis investigated the association between CV intake and the risk of GI cancers. Due to the heterogeneity, fixed- or random-effects models were used for the analyses. The final analysis included 81 articles covering 89 studies. In comparison to the lowest consumption categories, the highest consumption categories of CV were associated with a lower risk for all GI cancers [rate ratio (RR): 0.81, 95% confidence interval (95% CI) 0.76-0.87]. Compared to a CV intake of 75 g/day, subjects with CV intake <75 g/day experienced a 7% reduction in risk (RR: 0.93; 95% CI: 0.84-0.96) for each 50 g increase in consumption. A negative correlation was identified between CV intake and the risk of esophageal cancer, gastric cancer, liver cancer, pancreatic cancer, and colorectal cancer (CRC), but not gallbladder cancer (RR: 0.70; 95% CI: 0.38-1.27). High intake of broccoli and cabbage was associated with a decreased risk of gastric cancer (RR: 0.64; 95% CI: 0.47-0.87) and gallbladder cancer (RR: 0.46; 95% CI: 0.29-0.75). These results confirm the association between high intake of CV with a reduced risk of GI cancers.

Abstract via Europe PMC. Copyright remains with the authors or publisher.

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