Evidence map›Paper›PMID 24606581›Full record

ArticleAmerican journal of respiratory and critical care medicine2014

Trajectories of lung function during childhood.

Danielle C M Belgrave, Iain Buchan, Christopher Bishop, Lesley Lowe, Angela Simpson, Adnan Custovic

Registry-linked trialOpen access · greenAbstract read
In one paragraph

Article in American journal of respiratory and critical care medicine, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03229317 (Respiratory Outcome According to Early Maternal Vitamin D Status During Pregnancy in Children Aged 5 to 6 Years Old), which is not on this map. Cited by 67 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
67citing papers in PubMed, 2 pooled it
8.5field-weighted citation impact, top 2% of its field
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.

NCT03229317 completednot on this mapstarted 2018, after this paper: background citation

Respiratory Outcome According to Early Maternal Vitamin D Status During Pregnancy in Children Aged 5 to 6 Years Old

TypeobservationalSponsorAssistance Publique - Hôpitaux de ParisRan2018 to 2020Enrolled142ConditionsAsthma in ChildrenArmsPlethysmography
3 · Its place in the literature

Who cites it

67 citing papers in PubMed, 2 syntheses or guidelines pooled it, 180 citations in OpenAlex.

  1. Asthma, bronchial hyperresponsiveness, allergy and lung function development until early adulthood: A systematic literature review.Pediatric allergy and immunology : official publication of the European Society of Pediatric Allergy and Immunology · 2021
    Pooled it
  2. Pooled it
  3. Differential associations of allergic disease genetic variants with developmental profiles of eczema, wheeze and rhinitis.Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology · 2019
    Trial
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  13. Relationships between lung function, allergy, and wheezing in urban children.The Journal of allergy and clinical immunology · 2024
    Article
  14. Pediatric asthma comorbidities: Global impact and unmet needs.The World Allergy Organization journal · 2024
    Review
  15. Article
  16. Article
  17. Article
  18. Article
  19. Evolution of Lung Function within Individuals: Clinical Insights and Data-driven Methods.American journal of respiratory and critical care medicine · 2023
    Article
  20. Plasticity of Individual Lung Function States from Childhood to Adulthood.American journal of respiratory and critical care medicine · 2023
    Article

7 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 2 institutions in 1 country.

Danielle C M Belgrave1 Centre for Respiratory Medicine and Allergy, Institute of Inflammation and Repair, University of Manchester and University Hospital of South Manchester, Manchester, United Kingdom.
Iain Buchan
Christopher Bishop
Lesley Lowe
Angela Simpson
Adnan Custovic
Manchester Academic Health Science Centre · GBUniversity of Manchester · GB

Funding

Medical Research Council G0601361Medical Research Council MC_PC_13042Medical Research Council MR/K002449/1Medical Research Council MR/K006665/1
6 · The paper itself

Abstract

rationaleDevelopmental patterns of lung function during childhood may have major implications for our understanding of the pathogenesis of respiratory disease throughout life.

objectivesTo explore longitudinal trajectories of lung function during childhood and factors associated with lung function decline.

methodsIn a population-based birth cohort, specific airway resistance (sRaw) was assessed at age 3 (n = 560), 5 (n = 829), 8 (n = 786), and 11 years (n = 644). Based on prospective data (questionnaires, skin tests, IgE), children were assigned to wheeze phenotypes (no wheezing, transient, late-onset, and persistent) and atopy phenotypes (no atopy, dust mite, non-dust mite, multiple early, and multiple late). We used longitudinal linear mixed models to determine predictors of change in sRaw over time. MEASUREMENTS AND MAIN

resultsContrary to the assumption that sRaw is independent of age and sex, boys had higher sRaw than girls (mean difference, 0.080; 95% confidence interval [CI], 0.049-0.111; P < 0.001) and a higher rate of increase over time. For girls, sRaw increased by 0.017 kPa ⋅ s(-1) per year (95% CI, 0.011-0.023). In boys this increase was significantly greater (P = 0.012; mean between-sex difference, 0.011 kPa ⋅ s(-1); 95% CI, 0.003-0.019). Children with persistent wheeze (but not other wheeze phenotypes) had a significantly greater rate of deterioration in sRaw over time compared with never wheezers (P = 0.009). Similarly, children with multiple early, but not other atopy phenotypes had significantly poorer lung function than those without atopy (mean difference, 0.116 kPa ⋅ s(-1); 95% CI, 0.065-0.168; P < 0.001). sRaw increased progressively with the increasing number of asthma exacerbations.

conclusionsChildren with persistent wheeze, frequent asthma exacerbations, and multiple early atopy have diminished lung function throughout childhood, and are at risk of a progressive loss of lung function from age 3 to 11 years. These effects are more marked in boys.

Indexed as

Adrenal Cortex HormonesAge DistributionAirway ResistanceAsthmaChildChild, PreschoolDisease ProgressionFemaleHumansInfantLogistic ModelsLongitudinal StudiesLungMalePhenotypePlethysmographyAdrenal Cortex Hormones

Identifiers

PMID24606581
PMCPMC4098108
OpenAlexW2161956191

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.