Meta-analysis2019

Food groups and risk of coronary heart disease, stroke and heart failure: A systematic review and dose-response meta-analysis of prospective studies

Bechthold A, Boeing H, Schwedhelm C, Hoffmann G, Knüppel S, Iqbal K, De Henauw S, Michels N, Devleesschauwer B, Schlesinger S, Schwingshackl L

Critical reviews in food science and nutrition · 472 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 (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
Funding not disclosed

Publication

Published
2017-10-17 · Crit Rev Food Sci Nutr · vol. 59 · issue 7 · pp. 1071–1090
Publisher
Taylor & Francis
Cited
717 citations · more than 99% of similar papers · 7.9× the field average
Impact
Top 10% most cited in its field
References
212 works
Access
Open access (hybrid journal) · CC-BY-NC-ND
Research areas
Nutritional Studies and Diet · Nuts composition and effects · Antioxidant Activity and Oxidative Stress
Keywords
Medicine, Meta-analysis, Refined grains, Relative risk, Confidence interval, Prospective cohort study, Heart failure, Stroke (engine), Red meat, Internal medicine, Food science, Whole grains, Biology, Pathology
MeSH
humans, fruit, nuts, vegetables, coronary disease, diet, risk factors, prospective studies, feeding behavior, risk reduction behavior, beverages, eggs, seafood, databases, factual, heart failure, stroke, whole grains, red meat

11 authors

From DE, AT, BE

  • Angela Bechthold · corresponding
  • Heiner Boeing · correspondingGerman Institute of Human Nutrition
  • Carolina Schwedhelm · correspondingGerman Institute of Human Nutrition
  • Georg E. HOFFMANN · correspondingUniversity of Vienna
  • Sven Knüppel · correspondingGerman Institute of Human Nutrition
  • Khalid Javed Iqbal · correspondingGerman Institute of Human Nutrition

Abstract

Background

Despite growing evidence for food-based dietary patterns' potential to reduce cardiovascular disease risk, knowledge about the amounts of food associated with the greatest change in risk of specific cardiovascular outcomes and about the quality of meta-evidence is limited. Therefore, the aim of this meta-analysis was to synthesize the knowledge about the relation between intake of 12 major food groups (whole grains, refined grains, vegetables, fruits, nuts, legumes, eggs, dairy, fish, red meat, processed meat, and sugar-sweetened beverages [SSB]) and the risk of coronary heart disease (CHD), stroke and heart failure (HF).

Methods

We conducted a systematic search in PubMed and Embase up to March 2017 for prospective studies. Summary risk ratios (RRs) and 95% confidence intervals (95% CI) were estimated using a random effects model for highest versus lowest intake categories, as well as for linear and non-linear relationships.

Results

Overall, 123 reports were included in the meta-analyses. An inverse association was present for whole grains (RRCHD: 0.95 (95% CI: 0.92-0.98), RRHF: 0.96 (0.95-0.97)), vegetables and fruits (RRCHD: 0.97 (0.96-0.99), and 0.94 (0.90-0.97); RRstroke: 0.92 (0.86-0.98), and 0.90 (0.84-0.97)), nuts (RRCHD: 0.67 (0.43-1.05)), and fish consumption (RRCHD: 0.88 (0.79-0.99), RRstroke: 0.86 (0.75-0.99), and RRHF: 0.80 (0.67-0.95)), while a positive association was present for egg (RRHF: 1.16 (1.03-1.31)), red meat (RRCHD: 1.15 (1.08-1.23), RRstroke: 1.12 (1.06-1.17), RRHF: 1.08 (1.02-1.14)), processed meat (RRCHD: 1.27 (1.09-1.49), RRstroke: 1.17 (1.02-1.34), RRHF: 1.12 (1.05-1.19)), and SSB consumption (RRCHD: 1.17 (1.11-1.23), RRstroke: 1.07 (1.02-1.12), RRHF: 1.08 (1.05-1.12)) in the linear dose-response meta-analysis. There were clear indications for non-linear dose-response relationships between whole grains, fruits, nuts, dairy, and red meat and CHD.

Conclusion

An optimal intake of whole grains, vegetables, fruits, nuts, legumes, dairy, fish, red and processed meat, eggs and SSB showed an important lower risk of CHD, stroke, and HF.

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

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