Cardiac rehabilitation in the paediatric Fontan population: Development of a home-based high-intensity interval training programme

  • Michael Khoury
  • , Devin B. Phillips
  • , Peter W. Wood
  • , William R. Mott
  • , Michael K. Stickland
  • , Pierre Boulanger
  • , Gwen R. Rempel
  • , Jennifer Conway
  • , Andrew S. Mackie
  • , Nee S. Khoo

    Research output: Contribution to journalJournal Articlepeer-review

    20 Citations (Scopus)

    Abstract

    Introduction: We evaluated the safety and feasibility of high-intensity interval training via a novel telemedicine ergometer (MedBIKE™) in children with Fontan physiology. Methods: The MedBIKE™ is a custom telemedicine ergometer, incorporating a video game platform and live feed of patient video/audio, electrocardiography, pulse oximetry, and power output, for remote medical supervision and modulation of work. There were three study phases: (I) exercise workload comparison between the MedBIKE™ and a standard cardiopulmonary exercise ergometer in 10 healthy adults. (II) In-hospital safety, feasibility, and user experience (via questionnaire) assessment of a MedBIKE™ high-intensity interval training protocol in children with Fontan physiology. (III) Eight-week home-based high-intensity interval trial programme in two participants with Fontan physiology. Results: There was good agreement in oxygen consumption during graded exercise at matched work rates between the cardiopulmonary exercise ergometer and MedBIKE™ (1.1 ± 0.5 L/minute versus 1.1 ± 0.5 L/minute, p = 0.44). Ten youth with Fontan physiology (11.5 ± 1.8 years old) completed a MedBIKE™ high-intensity interval training session with no adverse events. The participants found the MedBIKE™ to be enjoyable and easy to navigate. In two participants, the 8-week home-based protocol was tolerated well with completion of 23/24 (96%) and 24/24 (100%) of sessions, respectively, and no adverse events across the 47 sessions in total. Conclusion: The MedBIKE™ resulted in similar physiological responses as compared to a cardiopulmonary exercise test ergometer and the high-intensity interval training protocol was safe, feasible, and enjoyable in youth with Fontan physiology. A randomised-controlled trial of a home-based high-intensity interval training exercise intervention using the MedBIKE™ will next be undertaken.

    Original languageEnglish
    Pages (from-to)1409-1416
    Number of pages8
    JournalCardiology in the Young
    Volume30
    Issue number10
    DOIs
    Publication statusPublished - Oct. 2020

    Keywords

    • Cardiac rehabilitation
    • Fontan
    • high-intensity interval training
    • telemedicine

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