Evidence map›Paper›PMID 37063243›Full record

ArticleJournal of asthma and allergy2023

Asthma Prevalence and Phenotyping in the General Population: The LEAD (Lung, hEart, sociAl, boDy) Study.

Caspar Schiffers, Emiel F M Wouters, Robab Breyer-Kohansal, Roland Buhl, Wolfgang Pohl, Charles G Irvin, Marie-Kathrin Breyer, Sylvia Hartl

Open access · goldAbstract read
In one paragraph

Article in Journal of asthma and allergy, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
4.2field-weighted citation impact, top 5% 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

15 citing papers in PubMed, 24 citations in OpenAlex.

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  8. Aging, brain-derived neurotrophic factor, and allergen-induced pulmonary responses in mice.American journal of physiology. Lung cellular and molecular physiology · 2025
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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 7 institutions in 4 countries.

Caspar SchiffersLudwig Boltzmann Institute for Lung Health, Vienna, Austria.ORCID 0000-0003-2391-1168
Emiel F M WoutersLudwig Boltzmann Institute for Lung Health, Vienna, Austria.
Robab Breyer-KohansalLudwig Boltzmann Institute for Lung Health, Vienna, Austria.
Roland BuhlPulmonology Department, Mainz University Hospital, Mainz, Germany.
Wolfgang PohlKarl Landsteiner Gesellschaft, Institute for Clinical and Experimental Pneumology, Vienna, Austria.
Charles G IrvinPulmonary and Critical Care, Larner College of Medicine, University of Vermont, Burlington, VT, USA.
Marie-Kathrin BreyerLudwig Boltzmann Institute for Lung Health, Vienna, Austria.
Sylvia HartlLudwig Boltzmann Institute for Lung Health, Vienna, Austria.
Ludwig Boltzmann Institute for Lung Vascular Research · ATJohannes Gutenberg University Mainz · DEKarl Landsteiner Society · ATKlinik Hietzing · ATMaastricht University · NLSigmund Freud Privatuniversität Wien · ATUniversity of Vermont · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Asthma is a chronic heterogeneous respiratory disease involving differential pathophysiological pathways and consequently distinct asthma phenotypes. Objective and Methods: In the LEAD Study, a general population cohort (n=11.423) in Vienna ranging from 6-82 years of age, we addressed the prevalence of asthma and explored inflammatory asthma phenotypes that included allergic and non-allergic asthma, and within these phenotypes, an eosinophilic (eosinophils ≥300 cells/µL, or ≥150 cells/µL in the presence of ICS medication) or non-eosinophilic (eosinophils <300 cells/µL, or <150 cells/µL in the presence of ICS) phenotype. In addition, we compared various factors related to biomarkers, body composition, lung function, and symptoms in control subjects versus subjects with current asthma (current doctor's diagnosis of asthma). Results: An overall prevalence of 4.6% was observed for current asthma. Furthermore, an age-dependent shift from allergic to non-allergic asthma was found. The non-eosinophilic phenotype was more prominent. Obesity was a prevalent condition, and body composition including visceral adipose tissue (VAT), is affected in current asthma versus controls. Conclusion: This broad-aged and large general population cohort identified differential patterns of inflammatory asthma phenotypes that were age-dependent. The presence of eosinophilia was associated with worse asthma control, increased asthma medication, increased VAT, and lower lung function, the opposite was found for the presence of an allergic asthma.

Indexed as

asthmabody compositiongeneral populationphenotypingprevalencepulmonary function testingspirometry

Identifiers

PMID37063243
PMCPMC10094413
OpenAlexW4362722523

What OpenQuestion holds

Textmetadata
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.