Cohort study2018Open access

Nut consumption and incidence of seven cardiovascular diseases

Larsson SC, Drca N, Björck M, Bäck M, Wolk A

Heart (British Cardiac Society) · 28 citations

Review labels

Author industry tiesFood frequency questionnaireNo stated lifestyle adjustment

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
Cohort study (indexed by PubMed)
Studied in
People
Main outcome
Clinical events such as disease or death
Intake measured by
Food frequency questionnaire

Who paid for it

Funding
Independent funding
Government
Vetenskapsrådet
Nonprofit
STROKE-Riksförbundet
Authors
At least one author declares a financial tie to industry
Grants
Vetenskapsrådet (2015-02302); Vetenskapsrådet (2016-01042)

Based on 2 listed funder(s) and full-text disclosure statement.

Publication

Published
2018-04-16 · Heart · vol. 104 · issue 19 · pp. 1615–1620
Publisher
BMJ
Cited
39 citations · more than 92% of similar papers · 3.3× the field average
Impact
Top 10% most cited in its field
References
33 works
Access
Open access (hybrid journal) · CC-BY
Research areas
Nuts composition and effects · Botany, Ecology, and Taxonomy Studies · Oral Health Pathology and Treatment
Keywords
Medicine, Atrial fibrillation, Internal medicine, Incidence (geometry), Stroke (engine), Heart failure, Cardiology, Myocardial infarction, Prospective cohort study, Risk factor, Nut, Surgery
MeSH
humans, nuts, cardiovascular diseases, atrial fibrillation, incidence, risk factors, follow-up studies, prospective studies, feeding behavior, qualitative research, aged, aged, 80 and over, middle aged, sweden, female, male, heart failure, outcome assessment, health care

5 authors

From SE

  • Susanna C. Larsson · correspondingKarolinska Institutet
  • Nikola DrcaKarolinska University Hospital; Karolinska Institutet
  • Martin BjörckUppsala University
  • Magnus BäckKarolinska University Hospital; Karolinska Institutet
  • Alicja WolkUppsala University; Karolinska Institutet

Abstract

Background

Nut consumption has been found to be inversely associated with cardiovascular disease mortality, but the association between nut consumption and incidence of specific cardiovascular diseases is unclear. We examined the association between nut consumption and incidence of seven cardiovascular diseases.

Methods

This prospective study included 61 364 Swedish adults who had completed a Food Frequency Questionnaire and were followed up for 17 years through linkage with the Swedish National Patient and Death Registers.

Results

Nut consumption was inversely associated with risk of myocardial infarction, heart failure, atrial fibrillation and abdominal aortic aneurysm in the age-adjusted and sex-adjusted analysis. However, adjustment for multiple risk factors attenuated these associations and only a linear, dose-response, association with atrial fibrillation (ptrend=0.004) and a non-linear association (pnon-linearity=0.003) with heart failure remained. Compared with no consumption of nuts, the multivariable HRs (95% CI) of atrial fibrillation across categories of nut consumption were 0.97 (0.93 to 1.02) for 1-3 times/month, 0.88 (0.79 to 0.99) for 1-2 times/week and 0.82 (0.68 to 0.99) for ≥3 times/week. For heart failure, the corresponding HRs (95% CI) were 0.87 (0.80 to 0.94), 0.80 (0.67 to 0.97) and 0.98 (0.76 to 1.27). Nut consumption was not associated with risk of aortic valve stenosis, ischaemic stroke or intracerebral haemorrhage.

Conclusions

These findings suggest that nut consumption or factors associated with this nutritional behaviour may play a role in reducing the risk of atrial fibrillation and possibly heart failure.

Trial registration number

NCT01127711 and NCT01127698;Results.

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

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