ArticleChest2023
Bronchodilator Responsiveness in Tobacco-Exposed People With or Without COPD.
Article in Chest, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 1 of them a synthesis that pooled 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.
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.
Who cites it
10 citing papers in PubMed, 1 synthesis or guideline pooled it, 16 citations in OpenAlex.
- GOLD Science Committee recommendations for the use of pre- and post-bronchodilator spirometry for the diagnosis of COPD.The European respiratory journal · 2025Guideline
- Clinical characteristics, symptom burden, and pulmonary function trajectories of spirometry- and MMEF-defined bronchodilator responsiveness in COPD: a single-center prospective study.Journal of thoracic disease · 2026Article
- Small Airways Disease in Patients With COPD: A Question-and-Answer Approach for Everyday Clinical Practice.Chest · 2026Review
- Treatment needs in mild-to-moderate chronic obstructive pulmonary disease: evidence from longitudinal studies.Journal of thoracic disease · 2025Article
- Characteristics Associated with Lung Function Trajectories: An Analysis of the SPIROMICS Cohort.Annals of the American Thoracic Society · 2025Article
- Phenotypes and Trajectories of Tobacco-exposed Persons with Preserved Spirometry: Insights from Lung Volumes.Annals of the American Thoracic Society · 2025Article
- Bronchodilator responsiveness and future chronic airflow obstruction: a multinational longitudinal study.EClinicalMedicine · 2025Article
- Prevalence, Diagnostic Utility and Associated Characteristics of Bronchodilator Responsiveness.American journal of respiratory and critical care medicine · 2024Article
- [Effects of type 2 inflammation on bronchodilator responsiveness of large and small airways in chronic obstructive pulmonary disease].Nan fang yi ke da xue xue bao = Journal of Southern Medical University · 2024Article
- Chronic obstructive pulmonary disease (COPD) and COPD-like phenotypes.Frontiers in medicine · 2024Review
Corrections and comments
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Authors and funding
29 authors at 20 institutions in 1 country.
Funding
Abstract
backgroundBronchodilator responsiveness (BDR) in obstructive lung disease varies over time and may be associated with distinct clinical features. RESEARCH QUESTION: Is consistent BDR over time (always present) differentially associated with obstructive lung disease features relative to inconsistent (sometimes present) or never (never present) BDR in tobacco-exposed people with or without COPD? STUDY DESIGN AND
methodsWe retrospectively analyzed data from 2,269 tobacco-exposed participants in the Subpopulations and Intermediate Outcome Measures in COPD Study with or without COPD. We used various BDR definitions: change of ≥ 200 mL and ≥ 12% in FEV
resultsBoth consistent and inconsistent ATS-BDR were associated with asthma history and greater small airways disease (%parametric response mapping functional small airways disease) relative to never ATS-BDR in participants with GOLD stage 0 disease and the entire cohort. We observed similar findings using FEV
interpretationDemonstration of BDR, even once, describes an obstructive lung disease phenotype with a history of asthma and greater small airways disease. Consistent demonstration of BDR indicated a high risk of lung function decline over time in the entire cohort and was associated with higher risk of progression to COPD in patients with GOLD stage 0 disease.
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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.