Study2018Open access

Association between red and processed meat intake and colorectal adenoma incidence and recurrence: a systematic review and meta-analysis

Zhao Z, Yin Z, Hang Z, Zhang C, Zhao Q

Oncotarget · 10 citations

Review labels

Funding not disclosed

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
Meta-analysis (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
Funding not disclosed

Publication

Published
2017-12-21 · Oncotarget · vol. 9 · issue 64 · pp. 32373–32382
Publisher
Impact Journals LLC
Cited
13 citations · more than 25% of similar papers · 0.1× the field average
References
53 works
Access
Open access (free to publish) · CC-BY
Research areas
Colorectal Cancer Screening and Detection · Nutritional Studies and Diet
Keywords
Incidence (geometry), Medicine, Colorectal adenoma, Meta-analysis, Red meat, Confidence interval, Subgroup analysis, Internal medicine, Traditional medicine, Family medicine, Colorectal cancer, Pathology, Cancer

5 authors

From CN

  • Zhanwei Zhao · correspondingPLA Navy General Hospital; Xijing Hospital; Air Force Medical University
  • Zifang YinNorthwest Women's and Children's Hospital
  • Zhenning HangXijing Hospital; Air Force Medical University
  • Chaojun ZhangPLA Navy General Hospital
  • Qingchuan ZhaoXijing Hospital; Air Force Medical University

Abstract

The associations between red and processed meat intake and colorectal adenoma (CRA) incidence and recurrence are inconclusive. We performed a systematic review and meta-analysis to analysis these associations. We conducted a systematic search of PubMed, EMBASE and Web of Science up to December 2016. The relative risks (RRs) and 95% confidence intervals (CIs) were assessed. Subgroup analyses, dose-response-analyses, subtype analyses and analyses of CRA locations were also conducted. Twenty-seven studies that involved 208,117 participants and 19,150 cases met criteria. The RRs of the highest versus lowest intakes for CRA incidence were 1.23 (1.15-1.31) for red meat and 1.15 (1.07-1.24) for processed meat. Dose-response analyses for meat per 100 g/day yielded the results were consistent with the original analyses, with 1.14 (1.07-1.20) for red meat and 1.27 (1.03-1.50) for processed meat. Additionally, there were no associations between red and processed meat intake and CRA recurrence, including total CRA (P > 0.05), advanced CRA (P > 0.05) and multiple CRA (P > 0.05). In conclusion, our findings support the hypothesis that red and processed meat intake was associated with an increased CRA incidence but not for CRA recurrence.

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

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