Evidence map›Paper›PMID 41561100›Full record

ArticleERJ open research2026

Incidence and predictors of self-reported pulmonary exacerbations in primary ciliary dyskinesia: an international prospective cohort study.

Leonie D Schreck, Myrofora Goutaki, Eva S L Pedersen, Fiona Copeland, Trini López Fernández, Living with PCD patient advisory group, Jane S Lucas, Claudia E Kuehni

Abstract read
In one paragraph

Article in ERJ open research, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Pulmonary exacerbations in primary ciliary dyskinesia.European journal of pediatrics · 2026
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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.

Leonie D SchreckInstitute of Social and Preventive Medicine, University of Bern, Bern, Switzerland.ORCID https://orcid.org/0000-0001-6180-692X
Myrofora GoutakiInstitute of Social and Preventive Medicine, University of Bern, Bern, Switzerland.ORCID https://orcid.org/0000-0001-8036-2092
Eva S L PedersenInstitute of Social and Preventive Medicine, University of Bern, Bern, Switzerland.ORCID https://orcid.org/0000-0003-0293-9954
Fiona CopelandPCD Support UK, Buckingham, UK.
Trini López FernándezAsociación Española de Discinesia Ciliar Primaria/Síndrome de Kartagener, Santo Ángel, Murcia, Spain.
Living with PCD patient advisory group
Jane S LucasPrimary Ciliary Dyskinesia Centre, NIHR Biomedical Research Centre, University Hospital Southampton NHS Foundation Trust, Southampton, UK.ORCID https://orcid.org/0000-0001-8701-9975
Claudia E KuehniInstitute of Social and Preventive Medicine, University of Bern, Bern, Switzerland.ORCID https://orcid.org/0000-0001-8957-2002

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Pulmonary exacerbations contribute to disease progression in chronic lung diseases. In a large prospective cohort study, we studied the incidence and predictors of pulmonary exacerbations among persons with primary ciliary dyskinesia (PCD), which can inform follow-up care. We also assessed healthcare use, changes in management and pathogens during exacerbations. Methods: Participants in the Living with PCD study reported increased respiratory symptoms in the past 7 days, indicating a pulmonary exacerbation, from June 2020 through May 2022 Results: We obtained data from 660 persons (408 adults, 57 adolescents, 195 children) who completed 17 853 follow-up questionnaires (median 17, range 1-84). The 1026 reported exacerbations indicate an incidence rate of 3.1 pulmonary exacerbations per person per year, with minor variation across age groups, but changes over time. Incidence was higher among adult females (incidence rate ratio (IRR) 2.0, 95% confidence interval (CI) 1.4-2.7) and those in whom Conclusion: Pulmonary exacerbations are frequent in PCD and heighten the disease burden. Patients for whom targeted management is particularly important include adult females and those who carry

Identifiers

PMID41561100
PMCPMC12813679

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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.