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Influence of Socioeconomic and Environmental Factors on the Natural History of Idiopathic Pulmonary Fibrosis (EXPOSOMFPI)

22. oktober 2021 oppdatert av: Assistance Publique - Hôpitaux de Paris
Idiopathic Pulmonary Fibrosis(IPF) is the most common idiopathic interstitial lung disease whose cause is unknown. With age and gender, socio-economic factors are the most influential indicators of health. At present there is very little data on socio-economic factors in the IPF. The investigators hypothesize that a lower socio-economic level and / or exposure to various air pollutants may influence the IPF's natural history, including the severity of diagnosis and prognosis of the IPF. The investigators also hypothesize that the deleterious effect of air pollutants is modulated by individual susceptibility (shorter telomeres) and that this effect is related to oxidative stress and shortening of telomeres.

Studieoversikt

Status

Rekruttering

Intervensjon / Behandling

Detaljert beskrivelse

Idiopathic Pulmonary Fibrosis is the most common idiopathic interstitial lung disease whose cause is unknown. However, it remains a rare disease, there is an incidence of approximately 4400 new patients per year in France. It is a serious disease with few therapeutic options and a median survival after diagnosis around 36 months. It is also responsible for high morbidity, with a marked deterioration in quality of life (dyspnea, cough, fatigue and anxiodepressive disorders) and significant functional impairment (respiratory failure) With age and gender, socio-economic factors are the most influential indicators of health. At present there is very little data on socio-economic factors in the IPF. The investigators hypothesize that a lower socio-economic level and / or exposure to various air pollutants may influence the IPF's natural history, including the severity of diagnosis and prognosis of the IPF. The investigators also hypothesize that the deleterious effect of air pollutants is modulated by individual susceptibility (shorter telomeres) and that this effect is related to oxidative stress and shortening of telomeres.

Studietype

Intervensjonell

Registrering (Forventet)

200

Fase

  • Ikke aktuelt

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiekontakt

Studer Kontakt Backup

Studiesteder

      • Marseille, Frankrike
        • Har ikke rekruttert ennå
        • 009 - Service Pneumologie
        • Hovedetterforsker:
          • Martine REYNAUT-GAUBERT, Pr
    • Avicenne
      • Bobigny, Avicenne, Frankrike
        • Rekruttering
        • 001 - Service Pneumologie
        • Hovedetterforsker:
          • Hilario NUNES, Pr
      • Bobigny, Avicenne, Frankrike
        • Rekruttering
        • 002 - Service Explorations Fonctionnelles Respiratoires
        • Hovedetterforsker:
          • Lucile SESE, Dr
    • Bichat
      • Paris, Bichat, Frankrike
        • Aktiv, ikke rekrutterende
        • 003 - Service Pneumologie
    • CHU Caen Normandie
      • Caen, CHU Caen Normandie, Frankrike
        • Aktiv, ikke rekrutterende
        • 016 - Service Pneumologie
    • CHU Dijon
      • Dijon, CHU Dijon, Frankrike
        • Aktiv, ikke rekrutterende
        • 010 - Service Pneumologie
    • CHU Grenoble
      • Grenoble, CHU Grenoble, Frankrike
        • Aktiv, ikke rekrutterende
        • 013 - Service Pneumologie
    • CHU Lille
      • Lille, CHU Lille, Frankrike
        • Aktiv, ikke rekrutterende
        • 008 - Service Pneumologie
    • CHU Montpellier
      • Montpellier, CHU Montpellier, Frankrike
        • Har ikke rekruttert ennå
        • 015 - Service Pneumologie
    • CHU Pontchaillou
      • Rennes, CHU Pontchaillou, Frankrike
        • Rekruttering
        • 007 - Service Pneumologie
        • Hovedetterforsker:
          • Stéphane JOUNEAU, Pr
    • CHU Strasbourg
      • Strasbourg, CHU Strasbourg, Frankrike
        • Aktiv, ikke rekrutterende
        • 011 - Service Pneumologie
    • CHU Tours
      • Tours, CHU Tours, Frankrike
        • Rekruttering
        • 012 - Service Pneumologie
        • Hovedetterforsker:
          • Sylvain MARCHAND-ADAM, Pr
    • Ghef
      • Meaux, Ghef, Frankrike
        • Aktiv, ikke rekrutterende
        • 014 - Service Pneumologie
    • Hegp
      • Paris, Hegp, Frankrike
        • Aktiv, ikke rekrutterende
        • 005 - Service Pneumologie
    • Hospices Civils De Lyon
      • Lyon, Hospices Civils De Lyon, Frankrike
        • Aktiv, ikke rekrutterende
        • 006 - Service Pneumologie
    • Tenon
      • Paris, Tenon, Frankrike
        • Rekruttering
        • 004 - Service de Pneumologie
        • Hovedetterforsker:
          • Jacques CADRANEL, Pr

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

18 år og eldre (Voksen, Eldre voksen)

Tar imot friske frivillige

Nei

Kjønn som er kvalifisert for studier

Alle

Beskrivelse

Inclusion Criteria:

  • Man woman over 18 years old
  • Certain or probable Idiopathic Pulmonary Fibrosis determined by a multi-disciplinary discussion ("ATS / ERS / JRS / ALAT" 2018 criteria)
  • Idiopathic Pulmonary Fibrosis with a diagnosis of less than 12 months
  • Signed informed consent
  • Patient affiliated to a social security scheme or universal health coverage or benefiting from state medical aid

Exclusion Criteria:

  • Known cause of Diffuse Interstitial Lung Disease (including connectivity, Hypersensitivity pneumonitis or pneumoconiosis authenticated)
  • Patient unable to answer questionnaires
  • Pregnant or lactating woman
  • Persons under guardianship

Studieplan

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

  • Primært formål: Annen
  • Tildeling: N/A
  • Intervensjonsmodell: Enkeltgruppeoppdrag
  • Masking: Ingen (Open Label)

Våpen og intervensjoner

Deltakergruppe / Arm
Intervensjon / Behandling
Eksperimentell: Idiopathic Pulmonary Fibrosis
Blood sample were performed during the study for all patients.
Blood sample performed at the inclusion and during the follow-up.

Hva måler studien?

Primære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Determine if the household income is associated with the severity of the IPF at inclusion
Tidsramme: Enrollment

Patients will be classified into three groups: "lower" standard of living, "average" level and "higher" level. These groups are respectively defined by wages : less than 1000 euros, greater than or equal to 1000 euros and less than 4000 euros, and greater than or equal to 4000 euros.

The severity of the IPF at baseline will be defined by the respiratory functional impact: a forced vital capacity (FVC) of less than 50% and / or a Carbon monoxide diffusion capacity of less than 30%.

Enrollment

Sekundære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Describe the general and specific external environment of patients with IPF
Tidsramme: Enrollment
Collection of data on the general and specific external environment on patients with IPF
Enrollment
Determine the impact of socio-economic factors and environmental factors (occupational domestic exposures and air pollution) on the severity of the IPF
Tidsramme: Enrollment
Collection of data about socio-economic and environmental factors, and about severity on patients with IPF
Enrollment
Determine the impact of socio-economic factors and environmental factors (occupational domestic exposures and air pollution) on the quality of life
Tidsramme: Enrollment
Collection of data about socio-economic and environmental factors, and about quality of life on patients with IPF
Enrollment
Determine the impact of socio-economic factors and environmental factors (occupational domestic exposures and air pollution) on the occurrence of an Acute Exacerbation
Tidsramme: 24 months
Collection of data about socio-economic and environmental factors, and about occurrence of an Acute Exacerbation on patients with IPF
24 months
Determine the impact of socio-economic factors and environmental factors (occupational domestic exposures and air pollution) on the progress of the IPF
Tidsramme: 24 months
Collection of data about socio-economic and environmental factors, and about progression of IPF on patients with IPF
24 months
Determine the impact of socio-economic factors and environmental factors (occupational domestic exposures and air pollution) on the mortality
Tidsramme: 24 months
Collection of data about socio-economic and environmental factors, and about mortality of patients with IPF
24 months
Determine the impact of socio-economic factors and environmental factors (occupational domestic exposures and air pollution)on the existence and type of comorbidities
Tidsramme: Enrollment
Collection of data about socio-economic and environmental factors, and about existence and type of comorbidities on patients with IPF
Enrollment
Determine the impact of socio-economic factors and environmental factors (occupational domestic exposures and air pollution)on the diagnostic and management delay
Tidsramme: Enrollment
Collection of data about socio-economic and environmental factors, and about diagnostic and management delay on patients with IPF
Enrollment
Determine the impact of socio-economic factors and environmental factors on therapeutic decisions: anti-fibrotic treatments, access to transplantation
Tidsramme: 24 months
Collection of data about socio-economic and environmental factors (occupational domestic exposures and air pollution), and about therapeutic decisions (anti-fibrotic treatments, access to transplantation) on patients with IPF
24 months
Determine if the deleterious effect of air pollutants on the decline of respiratory function is dependent on the size of the telomeres
Tidsramme: 24 months
Collection of data about deleterious effect of air pollutants on the decline of respiratory function and about the length of telomers calculated with T/S ratio. Blood samples will be performed for analysis of biomarkers and oxidative stress in IPF, measurement of telomere length, MUC5B, TOLLIP and GSTT1 polymorphisms.
24 months

Samarbeidspartnere og etterforskere

Det er her du vil finne personer og organisasjoner som er involvert i denne studien.

Etterforskere

  • Hovedetterforsker: Lucile SESE, Dr, Assistance Publique - Hôpitaux de Paris
  • Studieleder: Hilario NUNES, PHD, Assistance Publique - Hôpitaux de Paris

Publikasjoner og nyttige lenker

Den som er ansvarlig for å legge inn informasjon om studien leverer frivillig disse publikasjonene. Disse kan handle om alt relatert til studiet.

Generelle publikasjoner

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart (Faktiske)

1. april 2021

Primær fullføring (Forventet)

1. april 2022

Studiet fullført (Forventet)

1. april 2025

Datoer for studieregistrering

Først innsendt

23. oktober 2020

Først innsendt som oppfylte QC-kriteriene

2. november 2020

Først lagt ut (Faktiske)

6. november 2020

Oppdateringer av studieposter

Sist oppdatering lagt ut (Faktiske)

25. oktober 2021

Siste oppdatering sendt inn som oppfylte QC-kriteriene

22. oktober 2021

Sist bekreftet

1. oktober 2020

Mer informasjon

Begreper knyttet til denne studien

Andre studie-ID-numre

  • APHP180343
  • 2019-A00825-52 (Annen identifikator: ANSM - IDRCB)

Plan for individuelle deltakerdata (IPD)

Planlegger du å dele individuelle deltakerdata (IPD)?

NEI

Legemiddel- og utstyrsinformasjon, studiedokumenter

Studerer et amerikansk FDA-regulert medikamentprodukt

Nei

Studerer et amerikansk FDA-regulert enhetsprodukt

Nei

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