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Using a Smart Inhaler to Support Asthma Management in Adolescents With Intellectual and Developmental Disabilities

NCT06783101 · Children's Hospital Los Angeles
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Official title
A Pilot Randomized Controlled Trial: Utilizing a Digital Inhaler to Support Asthma Management in Adolescents With Intellectual and Developmental Disabilities
About this study
The study is a single-blinded randomized-controlled pilot trial with a goal of 30 participants ages 10-17 years diagnosed with IDD and moderate-to-severe asthma. Subjects are recruited from subspecialty clinics and a primary care FQHC at a large, urban academic children's hospital. Participants in the intervention group are assigned to use smart inhalers daily for 8 weeks, and the control group receives standard asthma education. All participants attend three visits over 8 weeks, each scheduled four weeks apart. Primary outcomes, feasibility and acceptability, are assessed by data completeness and satisfaction surveys. Secondary outcomes, the Inhaler Proficiency Scales, are measured by the smart inhaler and by a trained observer and analyzed by Spearman's correlation test. Tertiary outcomes, Forced Expiratory Volume (FEV1) in one second, and Peak Expiratory Flow (PEF), are measured by a spirometer. Demographics and outcomes are reported as frequencies (%), mean (SD), or median (IQR). Analyses will utilize generalized linear mixed-effects models to account for the within-participant correlation.
Eligibility criteria
Inclusion Criteria: Participants must meet all of the inclusion criteria to participate in this study: * Adolescents ages 10-17 years * Diagnosis of mild-to-moderate intellectual disability: ICD-10: F70-F71 and/or diagnosis of developmental disability, including autism: ICD-10: F80-89 * Diagnosis of moderate-to-severe asthma or moderate or severe unspecified asthma: ICD-10: J45.40-J45.909 * Parent/legal guardian is willing to answer questions about their child. * Parent/legal guardian and adolescent must have the ability to understand study procedures and to comply with them for the entire length of the study * English or Spanish-speaking participants * Not involved in other studies using digital inhalers * Males and females of reproductive capability will be enrolled: contraception is not necessary or required. * Participants must use any of the following MDIs (as indicated by the 510(k): Ventolin HFA, ProAir HFA, Advair HFA, Flovent HFA, Xopenex HFA, Symbicort HFA, Atrovent HFA, Proventil HFA, Alvesco HFA, Dulera HFA, and Asmanex HFA. Exclusion Criteria: All candidates meeting any of the exclusion criteria at baseline will be excluded from study participation: * Health status or any clinical conditions: Limited life expectancy, co-existing disease or other characteristics that precludes appropriate diagnosis, treatment, or follow-up in the trial. * Inability or unwillingness of individual or legal guardian/representative to give written informed consent.
Study design
Enrollment target: 30 participants
Allocation: randomized
Masking: single
Age groups: child
Timeline
Starts: 2024-08-13
Estimated completion: 2025-04
Last updated: 2025-01-20
Interventions
Behavioral: Use of smart inhaler to enhance asthma inhaler proficiency
Primary outcomes
  • Feasibility of smart inhaler device (Weeks 1-8)
  • Acceptability of smart inhaler (Weeks 4 and 8)
  • Usability of smart inhaler (Weeks 4 and 8)
Sponsor
Children's Hospital Los Angeles · other
Contacts & investigators
ContactSophia Park, MD · contact · soppark@chla.usc.edu · 323-669-2534
ContactAlexis Deavenport-Saman, DrPH, MPH · contact · adeavenport@chla.usc.edu · 323-361-2994
InvestigatorLarry Yin, MD, MSPH · principal_investigator, Children's Hospital Los Angeles
All locations (1)
Children's Hospital Los AngelesRecruiting
Los Angeles, California, United States