Evidence map›Paper›PMID 24176991›Full record

ArticleThe European respiratory journal2014

Predictors of dyspnoea prevalence: results from the BOLD study.

Rune Grønseth, William M Vollmer, Jon A Hardie, Inga Sif Ólafsdóttir, Bernd Lamprecht, A Sonia Buist, Louisa Gnatiuc, Amund Gulsvik, Ane Johannessen, Paul Enright

Registry-linked trialOpen access · bronzeAbstract read
In one paragraph

Article in The European respiratory journal, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03468205 (The Relating Experienced To Recalled Breathlessness Observational Study), which is not on this map. Cited by 76 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
76citing papers in PubMed, 2 pooled it
5.9field-weighted citation impact, top 4% 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.

NCT03468205 completednot on this mapstarted 2018, after this paper: background citation

The Relating Experienced To Recalled Breathlessness Observational Study

Typeobservational_patient_registrySponsorSkane University HospitalRan2018 to 2021Enrolled90ConditionsBreathlessness, Dyspnea
3 · Its place in the literature

Who cites it

76 citing papers in PubMed, 2 syntheses or guidelines pooled it, 147 citations in OpenAlex.

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  10. Global disparities in chronic dyspnoea prevalence in population-based studies: a comprehensive literature review.European respiratory review : an official journal of the European Respiratory Society · 2026
    Review
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16 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 7 institutions in 5 countries.

Rune GrønsethDept of Clinical Science, University of Bergen, Bergen Dept of Thoracic Medicine, Haukeland University Hospital, Bergen nielsenrune@me.com.
William M VollmerKaiser Permanente Center for Health Research, Portland, OR.
Jon A HardieDept of Clinical Science, University of Bergen, Bergen Dept of Thoracic Medicine, Haukeland University Hospital, Bergen.
Inga Sif ÓlafsdóttirRespiratory Medicine and Allergology, Dept of Medical Sciences, Uppsala University, University Hospital, Uppsala, Sweden.
Bernd LamprechtDept of Pulmonary Medicine, Paracelsus Medical University, Salzburg, Austria.
A Sonia BuistOregon Health and Sciences University, Portland, OR, USA.
Louisa GnatiucRespiratory Epidemiology and Public Health, Imperial College, London, UK.
Amund GulsvikDept of Clinical Science, University of Bergen, Bergen Dept of Thoracic Medicine, Haukeland University Hospital, Bergen.
Ane JohannessenCentre for Clinical Research, Haukeland University Hospital, Bergen, Norway.
Paul EnrightUniversity of Arizona, Tucson, AZ, USA.
Haukeland University Hospital · NOImperial College London · GBKaiser Permanente Center for Health Research · USOregon Health & Science University · USParacelsus Medical University · ATUniversity of Arizona · USUppsala University · SE

Funding

Wellcome Trust 085790Wellcome Trust 085790/Z/08/Z
6 · The paper itself

Abstract

Dyspnoea is a cardinal symptom for cardiorespiratory diseases. No study has assessed worldwide variation in dyspnoea prevalence or predictors of dyspnoea. We used cross-sectional data from population-based samples in 15 countries of the Burden of Obstructive Lung Disease (BOLD) study to estimate prevalence of dyspnoea in the full sample, as well as in an a priori defined low-risk group (few risk factors or dyspnoea-associated diseases). Dyspnoea was defined by the modified Medical Research Council questions. We used ordered logistic regression analysis to study the association of dyspnoea with site, sex, age, education, smoking habits, low/high body mass index, self-reported disease and spirometry results. Of the 9484 participants, 27% reported any dyspnoea. In the low-risk subsample (n=4329), 16% reported some dyspnoea. In multivariate analyses, all covariates were correlated to dyspnoea, but only 13% of dyspnoea variation was explained. Females reported more dyspnoea than males (odds ratio ∼2.1). When forced vital capacity fell below 60% of predicted, dyspnoea was much more likely. There was considerable geographical variation in dyspnoea, even when we adjusted for known risk factors and spirometry results. We were only able to explain 13% of dyspnoea variation.

Indexed as

AdultAgedBody Mass IndexCross-Sectional StudiesDyspneaFemaleForced Expiratory VolumeGeographyHealth SurveysHumansInternationalityLung Diseases, ObstructiveMaleMiddle AgedOdds RatioPrevalence

Identifiers

PMID24176991
PMCPMC4143752
OpenAlexW1981564791

What OpenQuestion holds

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Read underepoch 390

Registered trials

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.