Evidence map›Paper›PMID 28536115›Full record

ArticleHeart (British Cardiac Society)2017

Chocolate intake and risk of clinically apparent atrial fibrillation: the Danish Diet, Cancer, and Health Study.

Elizabeth Mostofsky, Martin Berg Johansen, Anne Tjønneland, Harpreet S Chahal, Murray A Mittleman, Kim Overvad

Abstract readMulticenter Study
In one paragraph

Article in Heart (British Cardiac Society), 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 3 pooled it
–field-weighted citation impact
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

9 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Dietary interventions in the management of atrial fibrillation.Frontiers in cardiovascular medicine · 2024
    Pooled it
  2. Pooled it
  3. Pooled it
  4. Trial
  5. Article
  6. Review
  7. Review
  8. Observational
  9. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

Elizabeth MostofskyCardiovascular Epidemiology Research Unit, Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA.
Martin Berg JohansenDepartment of Cardiology, Aalborg University Hospital, Aalborg, Denmark.
Anne TjønnelandDanish Cancer Society, Institute of Cancer Epidemiology, Copenhagen, Denmark.
Harpreet S ChahalDepartment of Epidemiology and Biostatistics, Schulich School of Medicine & Dentistry, Western University, London, Ontario, Canada.
Murray A MittlemanCardiovascular Epidemiology Research Unit, Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA.
Kim OvervadDepartment of Cardiology, Aalborg University Hospital, Aalborg, Denmark.

Funding

Harvard Clinical and Translational Science CenterKL2TR001100 · NCATS · HARVARD MEDICAL SCHOOL · PI NADLER, LEE MARSHALL · 2013 to 2017
$8.5M
NCATS NIH HHS KL2 TR001100NHLBI NIH HHS L30 HL115623
6 · The paper itself

Abstract

objectiveTo evaluate the association between chocolate intake and incident clinically apparent atrial fibrillation or flutter (AF).

methodsThe Danish Diet, Cancer, and Health Study is a large population-based prospective cohort study. The present study is based on 55 502 participants (26 400 men and 29 102 women) aged 50-64 years who had provided information on chocolate intake at baseline. Incident cases of AF were ascertained by linkage with nationwide registries.

resultsDuring a median of 13.5 years there were 3346 cases of AF. Compared with chocolate intake less than once per month, the rate of AF was lower for people consuming 1-3 servings/month (hazard ratio (HR) 0.90, 95% confidence interval (CI) 0.82 to 0.98), 1 serving/week (HR 0.83, 95% CI 0.74 to 0.92), 2-6 servings/week (HR 0.80, 95% CI 0.71 to 0.91) and ≥1 servings/day (HR 0.84, 95% CI 0.65 to 1.09; p-linear trend <0.0001), with similar results for men and women.

conclusionsAccumulating evidence indicates that moderate chocolate intake may be inversely associated with AF risk, although residual confounding cannot be ruled out.

Indexed as

DietFeeding BehaviorRegistriesAtrial FibrillationChocolateDenmarkFemaleHumansIncidenceMaleMiddle AgedNeoplasmsProspective StudiesRisk AssessmentRisk Factors

Identifiers

PMID28536115
PMCPMC5912690

What Socratic holds

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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 Socratic graph.