Meta-analysis2017

Coffee, Caffeine, and Health Outcomes: An Umbrella Review

Grosso G, Godos J, Galvano F, Giovannucci EL

Annual review of nutrition · 344 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

Who paid for it

Funding
Funding not disclosed

Publication

Published
2017-08-21 · Annu Rev Nutr · vol. 37 · issue 1 · pp. 131–156
Publisher
Annual Reviews
Cited
542 citations · more than 99% of similar papers · 9.6× the field average
Impact
Top 10% most cited in its field
References
150 works
Access
Paywalled
Research areas
Coffee research and impacts · Obesity, Physical Activity, Diet
Keywords
Observational study, Medicine, Caffeine, Meta-analysis, Randomized controlled trial, Type 2 diabetes, Disease, Internal medicine, Diabetes mellitus, Endocrinology
MeSH
humans, neoplasms, neurodegenerative diseases, cardiovascular diseases, diabetes mellitus, type 2, caffeine, risk, pregnancy, coffee, female, male, randomized controlled trials as topic, observational studies as topic

4 authors

From IT, US

  • Giuseppe GrossoUniversity of Catania
  • Justyna GodosUniversity of Catania
  • Fabio GalvanoUniversity of Catania
  • Edward L. GiovannucciBrigham and Women's Hospital; Harvard University

Abstract

To evaluate the associations between coffee and caffeine consumption and various health outcomes, we performed an umbrella review of the evidence from meta-analyses of observational studies and randomized controlled trials (RCTs). Of the 59 unique outcomes examined in the selected 112 meta-analyses of observational studies, coffee was associated with a probable decreased risk of breast, colorectal, colon, endometrial, and prostate cancers; cardiovascular disease and mortality; Parkinson's disease; and type-2 diabetes. Of the 14 unique outcomes examined in the 20 selected meta-analyses of observational studies, caffeine was associated with a probable decreased risk of Parkinson's disease and type-2 diabetes and an increased risk of pregnancy loss. Of the 12 unique acute outcomes examined in the selected 9 meta-analyses of RCTs, coffee was associated with a rise in serum lipids, but this result was affected by significant heterogeneity, and caffeine was associated with a rise in blood pressure. Given the spectrum of conditions studied and the robustness of many of the results, these findings indicate that coffee can be part of a healthful diet.

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

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