Evidence map›Paper›PMID 40448859›Full record

Trial reportEuropean journal of applied physiology2025

The effect of smoking on lung function changes during a 16-week combined exercise program in middle-aged workers: a latent growth curve analysis.

Fernanda M Silva, José P Ferreira, Ana M Teixeira, Diogo Monteiro, Pedro Duarte-Mendes

Registry-linked trialAbstract readRandomized Controlled Trial
PubMed Publisher
In one paragraph

Trial report in European journal of applied physiology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04868240 (Effects of Concurrent Training on Metabolic Profile, Lung Function, Quality of Life and Stress in Sedentary Adults), which is not on this 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.

NCT04868240 nacompletednot on this map

Effects of Concurrent Training on Metabolic Profile, Lung Function, Quality of Life and Stress in Sedentary Adults: A Randomized Controlled Trial

TypeinterventionalSponsorUniversity of CoimbraRan2022 to 2022Enrolled40ConditionsSedentary Lifestyle, Metabolic Disorders, Concurrent Exercise, Lung Function DecreasedArmsConcurrent training program
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.

Fernanda M SilvaUniversity of Coimbra, CIPER, Faculty of Sport Sciences and Physical Education, Coimbra, Portugal. geral.fernandasilva@gmail.com.ORCID http://orcid.org/0000-0001-8019-0729
José P FerreiraUniversity of Coimbra, CIPER, Faculty of Sport Sciences and Physical Education, Coimbra, Portugal.ORCID http://orcid.org/0000-0002-4427-3276
Ana M TeixeiraUniversity of Coimbra, CIPER, Faculty of Sport Sciences and Physical Education, Coimbra, Portugal.ORCID http://orcid.org/0000-0003-1498-949X
Diogo MonteiroESECS-Polytechnic University of Leiria, Leiria, Portugal.ORCID http://orcid.org/0000-0002-7179-6814
Pedro Duarte-MendesDepartment of Sports and Well-Being, Polytechnic University of Castelo Branco, Castelo Branco, Portugal.ORCID http://orcid.org/0000-0001-5055-2696

Funding

Fundação para a Ciência e a Tecnologia 2020.08759.BD
6 · The paper itself

Abstract

purposeTo investigate the longitudinal changes in lung function of sedentary middle-aged workers over a 16-week combined exercise training program.

methodsThirty-six sedentary workers (53.70 ± 6.92 years old) were randomly allocated to either a combined aerobic and resistance training program (n = 18) or a control group (n = 18). Lung function was evaluated through spirometry using a portable flow spirometer (Spiropalm 6MWT, Cosmed, Italy). Predicted percentages of forced vital capacity (FVC), forced expiratory volume in the first second (FEV

resultsSmoking status revealed a significant effect on lung function growth with significant paths to intercept and slope for all models in both groups. The exercise group participants who are non-smokers revealed higher increases in FVC% (β = .22), FEV

conclusionOur findings suggest that a 16-week combined training program is an effective strategy to improve lung function among sedentary workers, with a higher magnitude of improvement for non-smokers compared to smokers.

trial registrationClinicaltrials.gov, NCT04868240. Registered April 30, 2021.

Indexed as

ExerciseLungSmokingAdultFemaleForced Expiratory VolumeHumansMaleMiddle AgedResistance TrainingRespiratory Function TestsSedentary BehaviorSpirometryVital CapacityAgingExercise trainingHealth promotionSmokingSpirometry

Identifiers

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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.