Evidence map›Paper›PMID 39880429›Full record

ArticleBMJ open2025

Clinical effectiveness and implementation outcomes of pMDI-to-DPI switch in children between 5 and 12 years of age: a scoping review protocol.

Amanda Zain, Alston Z Y Ng, Inez Yeo, Nick Watts, Nick Sevdalis

Abstract read
In one paragraph

Article in BMJ open, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

5 authors.

Amanda ZainCentre for Sustainable Medicine, National University of Singapore Yong Loo Lin School of Medicine, Singapore amandazain@nus.edu.sg.ORCID http://orcid.org/0000-0003-2689-4826
Alston Z Y NgCentre for Sustainable Medicine, National University of Singapore Yong Loo Lin School of Medicine, Singapore.
Inez YeoCentre for Sustainable Medicine, National University of Singapore Yong Loo Lin School of Medicine, Singapore.ORCID http://orcid.org/0000-0002-3188-7340
Nick Watts *Centre for Sustainable Medicine, National University of Singapore Yong Loo Lin School of Medicine, Singapore.
Nick Sevdalis *Centre for Behavioural and Implementation Science Interventions, National University of Singapore Yong Loo Lin School of Medicine, Singapore.ORCID http://orcid.org/0000-0001-7560-8924

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionInhalers are critical in asthma treatment, and inappropriate inhaler use leads to poor asthma outcomes. In adults and adolescents, dry powder inhalers (DPIs) are safe and effective alternatives to mainstay pressurised metered dose inhalers and could bridge the asthma care gap while also reducing the environmental burden of asthma care. Despite being licensed for use in ages 5 years old and older, the evidence for clinical effectiveness is less clear for patients between ages 5 and 12 years. This protocol describes a scoping review. The primary aim of the review is to identify and synthesise evidence on the clinical effectiveness of DPI use in children aged 5-12 years old with asthma and other wheezing conditions. The secondary aim of the review is to outline the implementation strategies and outcomes supporting the prescribing or switching to DPIs in children. METHODS AND ANALYSIS: We will conduct a systematic and comprehensive literature search across four electronic databases (Medline, Embase, Cochrane Library and CINAHL) and grey literature. Screening and data extraction will be done independently by two review authors with discrepancies resolved through consensus. Data will be extracted and charted by two independent reviewers, then presented diagrammatically or tabulated with an accompanying narrative summary. ETHICS AND DISSEMINATION: Ethical approval was not required for this study as it is a scoping review. The results of this scoping review will be submitted to a peer-reviewed scientific journal for publication.

Indexed as

AsthmaDry Powder InhalersAdministration, InhalationChildChild, PreschoolHumansResearch DesignScoping Reviews as TopicTreatment OutcomeAsthmaClimate ChangeHealth policyHealth ServicesImplementation SciencePAEDIATRICS

Identifiers

PMID39880429
PMCPMC11784171

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Registered trials

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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.