Evidence map›Paper›PMID 32817115›Full record

SynthesisEuropean respiratory review : an official journal of the European Respiratory Society2020

Fibrotic interstitial lung diseases and air pollution: a systematic literature review.

Sergio Harari, Ganesh Raghu, Antonella Caminati, Mario Cruciani, Massimo Franchini, Piermannuccio Mannucci

Abstract readSystematic Review
In one paragraph

Synthesis in European respiratory review : an official journal of the European Respiratory Society, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 2 pooled it
–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

33 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  3. Review
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  7. Article
  8. Review
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  11. Air pollution and alveolar health.European respiratory review : an official journal of the European Respiratory Society · 2025
    Review
  12. Article
  13. Article
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  18. Article
  19. Myeloid Heterogeneity Mediates Acute Exacerbations of Pulmonary Fibrosis.Journal of immunology (Baltimore, Md. : 1950) · 2023
    Article
  20. Article
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

6 authors.

Sergio HarariU.O. di Pneumologia e Terapia Semi-Intensiva Respiratoria - Servizio di Fisiopatologia Respiratoria ed Emodinamica Polmonare, Ospedale San Giuseppe - MultiMedica IRCCS, Milan, Italy.ORCID https://orcid.org/0000-0001-8629-7391
Ganesh RaghuCenter for Interstitial Lung Diseases, Dept of Medicine, University of Washington, Seattle, WA, USA.
Antonella CaminatiU.O. di Pneumologia e Terapia Semi-Intensiva Respiratoria - Servizio di Fisiopatologia Respiratoria ed Emodinamica Polmonare, Ospedale San Giuseppe - MultiMedica IRCCS, Milan, Italy lafitta@libero.it.
Mario CrucianiItalian National Blood Centre, National Institute of Health, Rome, Italy.
Massimo FranchiniItalian National Blood Centre, National Institute of Health, Rome, Italy.
Piermannuccio MannucciScientific Direction, IRCCS Ca' Granda Maggiore Policlinico Hospital Foundation, Milan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAir pollution is hypothesised to be a risk factor for interstitial lung diseases (ILD). This study systematically reviewed the literature regarding the impact of air pollution on idiopathic pulmonary fibrosis (IPF) and fibrotic interstitial lung diseases (ILD).

methodsA computer-assisted literature search of electronic databases was performed to identify studies focused on the association between ILDs and air pollution. Other inclusion criteria required that the article had to be: 1) original; 2) a prospective or retrospective study; and 3) fully published in English. Both randomised clinical trials and observational studies were considered.

resultsOnly seven studies met the inclusion criteria. All studies investigated the relationship between pollution and IPF, except one that dealt with the relationship between pollution and hypersensitivity pneumonitis. Outcome measures included exacerbation of IPF, mortality, disease severity, prevalence of hypersensitivity pneumonitis, progression and incidence of IPF. On the whole, air pollution levels were negatively associated with outcomes in patients with IPF and fibrotic ILD outcome. The heterogeneity in the measurement and reporting of the end-points limited the performance of a quantitative synthesis of data.

conclusionsThis systematic review provides supporting evidence linking exposure to air pollution to poor outcomes in patients with IPF and fibrotic ILD.

Indexed as

Air PollutionHumansIdiopathic Pulmonary FibrosisLung Diseases, Interstitial

Identifiers

PMID32817115
PMCPMC9488644

What OpenQuestion holds

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Registered trials

None linked

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.