Evidence map›Paper›PMID 28817085›Full record

SynthesisNutrients2017

Long-Term Coffee Consumption Is Associated with Decreased Incidence of New-Onset Hypertension: A Dose-Response Meta-Analysis.

Giuseppe Grosso, Agnieszka Micek, Justyna Godos, Andrzej Pajak, Salvatore Sciacca, Maira Bes-Rastrollo, Fabio Galvano, Miguel A Martinez-Gonzalez

Open access · goldAbstract readMeta-Analysis
In one paragraph

Synthesis in Nutrients, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed, 4 pooled it
6.7field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

42 citing papers in PubMed, 4 syntheses or guidelines pooled it, 95 citations in OpenAlex.

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  9. Coffee as a Source of Antioxidants and an Elixir of Youth.Antioxidants (Basel, Switzerland) · 2025
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 5 institutions in 3 countries.

Giuseppe GrossoNNEdPro Global Centre for Nutrition and Health, St John's Innovation Centre, Cambridge CB4 0WS, UK. giuseppe.grosso@studium.unict.it.
Agnieszka MicekDepartment of Epidemiology and Population Studies, Jagiellonian University Medical College, 31-008 Krakow, Poland. agnieszka.micek@uj.edu.pl.
Justyna GodosIntegrated Cancer Registry of Catania-Messina-Siracusa-Enna, Azienda Ospedaliero-Universitaria Policlinico-Vittorio Emanuele, 95123 Catania, Italy. justyna.godos@student.uj.edu.pl.
Andrzej PajakDepartment of Epidemiology and Population Studies, Jagiellonian University Medical College, 31-008 Krakow, Poland. andrzej.pajak@uj.ed.pl.
Salvatore SciaccaIntegrated Cancer Registry of Catania-Messina-Siracusa-Enna, Azienda Ospedaliero-Universitaria Policlinico-Vittorio Emanuele, 95123 Catania, Italy. sciacca@unict.it.
Maira Bes-RastrolloDepartment of Preventive Medicine & Public Health, School of Medicine, University of Navarra, 31008 Pamplona, Spain. mbes@unav.es.
Fabio GalvanoDepartment of Biomedical and Biotechnological Sciences, University of Catania, 95124 Catania, Italy. fgalvano@unict.it.
Miguel A Martinez-GonzalezDepartment of Preventive Medicine & Public Health, School of Medicine, University of Navarra, 31008 Pamplona, Spain. mamartinez@unav.es.
Azienda Ospedaliero-Universitaria Policlinico - Vittorio Emanuele · ITInstituto de Salud Carlos III · ESJagiellonian University · PLOspedale San Giuseppe · ITUniversity of Catania · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo perform a dose-response meta-analysis of prospective cohort studies investigating the association between long-term coffee intake and risk of hypertension.

methodsAn online systematic search of studies published up to November 2016 was performed. Linear and non-linear dose-response meta-analyses were conducted; potential evidence of heterogeneity, publication bias, and confounding effect of selected variables were investigated through sensitivity and meta-regression analyses.

resultsSeven cohorts including 205,349 individuals and 44,120 cases of hypertension were included. In the non-linear analysis, there was a 9% significant decreased risk of hypertension per seven cups of coffee a day, while, in the linear dose-response association, there was a 1% decreased risk of hypertension for each additional cup of coffee per day. Among subgroups, there were significant inverse associations for females, caffeinated coffee, and studies conducted in the US with longer follow-up. Analysis of potential confounders revealed that smoking-related variables weakened the strength of association between coffee consumption and risk of hypertension.

conclusionsIncreased coffee consumption is associated with a modest decrease in risk of hypertension in prospective cohort studies. Smoking status is a potential effect modifier on the association between coffee consumption and risk of hypertension.

Indexed as

CoffeeHumansHypertensionIncidenceRisk FactorsCoffeecoffeecohorthypertensionmeta-analysisrisksmoking

Identifiers

PMID28817085
PMCPMC5579683
OpenAlexW2749346673

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.