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Internet-based monitoring of asthma symptoms, peak flow meter readings, and absence data in a school-based clinical

Leslie A McClure1, Kathy F Harrington, Holli Graham

  • 1Department of Biostatistics, School of Public Health, University of Alabama at Birmingham, Birmingham, AL 35294, USA. lmcclure@ms.soph.uab.edu

Clinical Trials (London, England)
|February 20, 2008
PubMed

Insights

The Asthma Agents System improved daily data collection for children with asthma, significantly reducing missing data rates. This technology-based approach is effective for pediatric asthma management in urban settings.

Area of Science:

  • Pediatric pulmonology
  • Health informatics
  • Clinical trial methodology

Background:

  • Childhood asthma is a prevalent chronic condition with significant health impacts.
  • Medication adherence is crucial for reducing childhood asthma morbidity but is often low, particularly in urban, low-income populations.
  • A randomized clinical trial was conducted to assess an intervention aimed at improving daily asthma medication adherence in children.

Purpose of the Study:

  • To evaluate the effectiveness of an intervention designed to increase adherence to asthma medication in children.
  • To examine the impact of the Asthma Agents System on the frequency of missing data.
  • To assess the intervention's effectiveness in reducing asthma exacerbations.

Main Methods:

  • A web-based data collection system, the Asthma Agents System, was employed for daily data retrieval from children in school settings.
  • Daily data collected were analyzed to determine the intervention's impact on asthma exacerbation frequency.
  • Methods for data collection and retrieval of missing data were detailed.

Main Results:

  • The Asthma Agents System achieved a high data availability rate, with 97% of expected daily data collected for 290 randomized children.
  • Only 5% of the expected outcome data retrieved via the system were missing during the study period.
  • The system demonstrated a lower rate of missing data compared to previously reported literature.

Conclusions:

  • The Asthma Agents System demonstrated success in minimizing missing data, outperforming existing literature benchmarks.
  • Challenges included integrating technology in urban schools, inter-site data transfer, and data accessibility during school breaks.
  • The study highlights the potential of technology-driven systems for improving data collection in pediatric asthma research.
Abstract

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