ArticleAmerican journal of respiratory and critical care medicine2017
Age and Small Airway Imaging Abnormalities in Subjects with and without Airflow Obstruction in SPIROMICS.
Article in American journal of respiratory and critical care medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 49 papers.
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.
Subpopulations and Intermediate Outcome Measures in COPD Study
Site and Mechanism(s) of Expiratory Airflow Limitation in COPD, Emphysema and Asthma-COPD Overlap
Who cites it
49 citing papers in PubMed, 78 citations in OpenAlex.
- Safety and Tolerability of Comprehensive Research Bronchoscopy in Chronic Obstructive Pulmonary Disease. Results from the SPIROMICS Bronchoscopy Substudy.Annals of the American Thoracic Society · 2019Trial
- Article
- Clinical significance of a flattening index derived from the flow-volume loop.Frontiers in physiology · 2026Article
- Genetic resilience to chronic obstructive pulmonary disease is a clinically distinct subtype in individuals with cigarette smoke exposure.Respiratory research · 2025Article
- Interrelationship Between Obstructive Sleep Apnea Syndrome and Small Airway Disease: A Comprehensive Review.Biomedicines · 2025Review
- Bronchodilator responsiveness and future chronic airflow obstruction: a multinational longitudinal study.EClinicalMedicine · 2025Article
- Age-related lung structure changes by quantitative assessment: a cross-sectional study in a Chinese male cohort.Frontiers in aging · 2025Article
- The chronological age at which small airway function starts to decline in a healthy Chinese population: a cross-sectional study.Frontiers in allergy · 2025Article
- The Impact of Age and Disease Entity on Small Airway Dysfunction in Obstructive Airway Diseases.International journal of chronic obstructive pulmonary disease · 2025Article
- Causal association between cigarette smoking and the prevalence of preserved ratio impaired spirometry (PRISm), and the progression risk factors of PRISm: A study based on Mendelian randomization and meta-analysis.Tobacco induced diseases · 2025Article
- Discordant definitions of small airway dysfunction between spirometry and parametric response mapping: the HRCT-based study.Insights into imaging · 2024Article
- Occupational Exposures, Chronic Obstructive Pulmonary Disease and Tomographic Findings in the Spanish Population.Toxics · 2024Article
- Structural Predictors of Lung Function Decline in Young Smokers with Normal Spirometry.American journal of respiratory and critical care medicine · 2024Article
- Development of machine learning model to predict pulmonary function with low-dose CT-derived parameter response mapping in a community-based chest screening cohort.Journal of applied clinical medical physics · 2023Article
- The utility of quantitative computed tomography in cohort studies of chronic obstructive pulmonary disease: a narrative review.Journal of thoracic disease · 2023Review
- Childhood to adulthood: Accounting for age dependence in healthy-reference distributions inMagnetic resonance in medicine · 2023Article
- Human Immunodeficiency Virus-associated Chronic Obstructive Pulmonary Disease Is Characterized by Increased Small Airways Dysfunction on Computed Tomography Imaging.Annals of the American Thoracic Society · 2023Article
- The association between small airway dysfunction and aging: a cross-sectional analysis from the ECOPD cohort.Respiratory research · 2022Article
- Association between age, gender, body mass index, and pulmonary function in preoperative patients with lung cancer.The clinical respiratory journal · 2022Observational
- Development and Evaluation of a Small Airway Disease Index Derived From Modeling the Late-Expiratory Flattening of the Flow-Volume Loop.Frontiers in physiology · 2022Article
Corrections and comments
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Authors and funding
22 authors at 12 institutions in 1 country.
Funding
Abstract
rationaleAging is associated with reduced FEV
objectivesTo determine if chest computed tomography (CT)-assessed functional small airway would increase with age, even among asymptomatic individuals.
methodsWe used parametric response mapping analysis of paired inspiratory/expiratory CTs to identify functional small airway abnormality (PRM MEASUREMENTS AND MAIN
resultsAmong 580 never- and ever-smokers without obstruction or respiratory impairment, PRM
conclusionsIn never- and ever-smokers without airflow obstruction, aging is associated with increased FVC and CT-defined functional small airway abnormality regardless of respiratory symptoms.
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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.