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Does a Smartphone-Based ECG Recording System in Pediatric Patients With Palpitations Improve Diagnostic Yield?

Hilal Al Riyami1, Sultan Zamzami1, Lisa K Hornberger1

  • 1Division of Cardiology, Department of Pediatrics, University of Alberta, Edmonton, Canada.

Pacing and Clinical Electrophysiology : PACE
|April 26, 2025
PubMed

Insights

Smartphone ECG monitors offer similar diagnostic results to traditional devices for pediatric palpitations. Families preferred the smartphone option, showing higher willingness for repeat use in future studies.

Area of Science:

  • Pediatric Cardiology
  • Medical Device Technology
  • Diagnostic Tools

Background:

  • Pediatric palpitations are common, necessitating symptom-rhythm correlation for diagnosis.
  • Obtaining diagnostic ECGs in children can be challenging.
  • The AliveCor KardiaMobile, a smartphone ECG recorder, has limited pediatric data.

Purpose of the Study:

  • To compare the diagnostic yield and usability of a smartphone ECG monitor versus a conventional event recorder in children with palpitations.
  • To assess patient and family perceptions of using each device type.

Main Methods:

  • A prospective, randomized study involving 100 children with palpitations requiring event recorders.
  • Participants were randomized to either a smartphone (KardiaMobile) or conventional (Cardiocall) recorder.
  • Outcomes included diagnostic tracing achievement, tracing quality, time to diagnosis, and user-reported perceptions.

Main Results:

  • Diagnostic tracings were achieved in 51% of the smartphone group versus 44% of the conventional group (p=0.525).
  • Participants using the smartphone monitor were more likely to transmit recordings (70% vs. 49%, p=0.037) and expressed greater willingness for repeat use (87% vs. 42%, p=0.015).
  • No significant differences were found in ease of recording, transmission, or overall satisfaction between the groups.

Conclusions:

  • Smartphone-based ECG monitors demonstrate comparable diagnostic efficacy to conventional recorders in pediatric populations.
  • The smartphone device offers improved user engagement and willingness for future use among families.
  • This technology presents a viable alternative for pediatric arrhythmia monitoring.
Abstract

Keywords:
childrenevent recorderpalpationssmartphonesupraventricular tachycardiasymptomstachycardia

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