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Fremme af diagnose og behandling af børneastma (Care4Asthma)

11. november 2026 opdateret af: Luxembourg Institute of Health

Fremskridt inden for diagnose og behandling af børneastma gennem dyb immunfenotypering og evaluering af to spacer-enheder til inhalation af binyrebarkhormoner

Asthma is one of the most common chronic diseases in children, and treatment success often depends on proper inhaler use and consistent medication adherence. Exposure to allergens and pollutants can also impact treatment response and asthma control. Moreover, there is a growing need for non-invasive biomarkers to support better diagnosis and personalized care. The goal of this clinical trial is to investigate if a new digital inhaler can improve inhalation technique and treatment adherence in children aged 5 to 16 years old, with partly controlled or uncontrolled asthma requiring treatment with inhaled corticosteroids. The main questions it aims to answer are:

  • Does the use of a digital inhaler improve adherence to inhaled corticosteroids and asthma control in children?
  • Which biomarkers could support diagnosis and help predict treatment responses in children with asthma?
  • How do environmental factors influence asthma control and treatment outcomes?

Researchers will compare adherence to inhaled corticosteroid therapy between children using a new digital inhaler (Whizz spacer) and those using a standard, non-digital inhaler (AeroChamber Plus® Flow-Vu®) to see if the digital inhaler improves treatment administration and asthma control. They will quantify inflammatory markers in biological samples from asthmatic children and children without respiratory disease, to find biomarkers linked to disease and treatment response.

Participants will:

  • Use the Whizz spacer or the AeroChamber Plus® Flow-Vu® during 12 weeks for corticosteroid inhalation, and complete daily a study diary to follow treatment administration.
  • Complete asthma control and quality of life questionnaires and have an evaluation of asthma control through GINA score at baseline, 6 and 12 weeks.
  • Undergo spirometry tests and FENO measurements at baseline and 12 weeks.
  • Give biological samples at baseline and 12 weeks.
  • Collect children's bedroom dust samples at baseline.
  • Wear a bracelet for 7 days at baseline and 12 weeks to monitor physical activity.

Studieoversigt

Status

Rekruttering

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

208

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Undersøgelse Kontakt Backup

Studiesteder

      • Liège, Belgien, 4000
        • Rekruttering
        • CHC Mont Légia
        • Kontakt:
      • Luxembourg, Luxembourg
        • Rekruttering
        • Luxembourg Research Clinic (LRC)
        • Ledende efterforsker:
          • Anna-Maria Charatsi, MD
        • Kontakt:

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

5 år til 16 år (Barn)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Patient aged between 5-16 years, male or female
  • Physician diagnosis of asthma requiring a controller treatment with ICS or ICS/Long-acting beta-agonists (LABA) via MDI
  • Partly controlled or uncontrolled asthma based on GINA criteria and definitions
  • Informed consent signed by legally authorized representatives (LAR) and assent from young patient (only applicable for children ≥ 10 years)

Exclusion Criteria:

  • Patients with severe asthma exacerbation treated with systemic corticosteroids within the last 2 weeks or patients with active respiratory tract infection
  • Diagnosis of underlying chronic lung disease other than asthma (e.g., BPCO/cystic fibrosis etc.)
  • Severe asthma based on GINA definitions
  • Severe underlying disorders ((severe congenital heart disease, oncologic patients) (non-exhaustive list, left to the evaluation of the PI))
  • Immune deficiency or under immunosuppressive treatments
  • In receipt of immunotherapy (only for participants in Luxembourg donating samples for biomarker research)
  • Patients with neurological diseases / impaired cognitive disorder
  • Siblings of patients already included in the study

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Aktiv komparator: Inhaled corticosteroid administration in asthmatic children using AeroChamber Plus® Flow-Vu®

Asthmatic children use AeroChamber Plus® Flow-Vu® to inhale their corticosteroid containing medication for 12 weeks. This inhaler is standard and does not have light indicators to monitor treatment administration.

AeroChamber Plus® Flow-Vu® is a standard valved holding chamber used to administer aerosolized medication from the metered dose inhaler to the patient.

Eksperimentel: Inhaled corticosteroid administration in asthmatic children using the Whizz spacer.

Asthmatic children use Whizz spacer to inhale their corticosteroid containing medication for 12 weeks. This inhaler has inhalation flow rate monitor with light indicators and is linked to a mobile application, to monitor treatment adherence and administration.

Whizz spacer is a new digital valved holding chamber that is intended to administer aerosolized medication from the metered dose inhaler to the patient. It allows monitoring of treatment administration through light indicators and a mobile application.

Ingen indgriben: Non-asthmatic children

Non-asthmatic children, male or female, aged 5-16 years old, who have a blood test foreseen in their medical routine follow up for a non-respiratory disease, are recruited for a single visit at baseline.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Measurement of inhaled corticosteroid therapy adherence and comparison between the two spacers
Tidsramme: From enrolment to the end of the intervention at 12 weeks

Adherence rate will be measured by the entries in the study booklet as well as weighing the medication canisters at baseline, 6 weeks and at 12 weeks. Researchers expect to determine if light indicators and digital reminders on the Whizz spacer led to increased adherence to treatment and thus to a better clinical outcome in asthmatic children, as compared to a standard spacer.

From enrolment to the end of the intervention at 12 weeks

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Assessment of asthma control
Tidsramme: At baseline and at the end of the intervention (12 weeks)

Asthma control will be assessed by clinical evaluation, objective lung function tests and patient questionnaires. Researchers want to compare asthma control in children using the Whizz spacer and the standard spacer.

At baseline and at the end of the intervention (12 weeks)
Quantification of inflammatory markers and deep immunophenotyping of circulating immune cells to identify non-invasive biomarkers and immune signatures
Tidsramme: At baseline and at the end of the intervention (12 weeks)

Inflammatory markers will be quantified in biological samples obtained from asthmatic children. Researchers expect to determine biomarkers and immune signatures associated with response to inhaled corticosteroid treatment and to different asthma endotypes. These biomarkers could be used for asthma diagnosis and to predict treatment response and asthma exacerbation.

At baseline and at the end of the intervention (12 weeks)
Assessment of patients' environmental exposure
Tidsramme: At baseline

Allergens will be analyzed in the dust collected during 2 weeks in the children's bedroom and pollutants will be identified in the children's hair. Researchers want to describe factors of environmental exposure which are linked to a poor response to treatment, immune imbalance and risk of asthma exacerbations.

At baseline
Monitoring physical activity using accelerometer bracelet
Tidsramme: At baseline and at the end of the intervention (12 weeks)

Physical activity will be monitored for one week, at baseline and at the end of the intervention, using an accelerometer bracelet. Researchers expect to follow the evolution of physical activity, as better asthma control will most likely translate into more physical activity.

At baseline and at the end of the intervention (12 weeks)

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Samarbejdspartnere

Efterforskere

  • Ledende efterforsker: Christiane Hilger, PhD, Luxembourg Institute of Health

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

2. januar 2026

Primær færdiggørelse (Anslået)

1. august 2027

Studieafslutning (Anslået)

1. august 2027

Datoer for studieregistrering

Først indsendt

24. marts 2026

Først indsendt, der opfyldte QC-kriterier

24. marts 2026

Først opslået (Faktiske)

30. marts 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

12. november 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

11. november 2026

Sidst verificeret

1. februar 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • CNER N°202506/05
  • PPPHealthTech2021/16734157 (Andet bevillings-/finansieringsnummer: Fonds National de la Recherche (FNR))

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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