Related Experiment Video
Updated: Aug 12, 2025
04:24
A Novel Digital Platform for a Monitored Home-based Cardiac Rehabilitation Program
Published on: April 19, 2019
11.7K
Utility of mobile learning in Electrocardiography
Charle André Viljoen1,2,3, Rob Scott Millar1,2, Julian Hoevelmann3,4
1Division of Cardiology, New Main Building, Groote Schuur Hospital, University of Cape Town, Anzio Road, Observatory 7925, Cape Town, South Africa.
European Heart Journal. Digital Health
|January 30, 2023
Summary
Mobile learning, using an ECG app or internet search, improved electrocardiogram interpretation accuracy. However, these benefits were temporary, not lasting after two weeks.
Area of Science:
- Medical Education
- Cardiology
- Digital Health
Background:
- Mobile learning is increasingly used in medical education.
- Research on mobile learning's impact on Electrocardiography (ECG) interpretation is limited.
Purpose of the Study:
- To investigate the effect of mobile learning on ECG analysis and interpretation accuracy.
- To compare the efficacy of different mobile learning strategies (ECG app vs. internet search) in ECG interpretation.
Main Methods:
- 181 participants (medical students and residents) were randomized into three groups: ECG app, internet search, or no mobile device.
- Participants analyzed ECGs, providing initial and final diagnoses.
- The same ECGs were re-analyzed after two weeks without mobile device access.
Main Results:
- ECG interpretation accuracy was highest with the ECG app (56%), followed by internet search (50.3%), and no mobile device (43.5%).
- Mobile learning significantly aided in correcting initial misdiagnoses, particularly with the ECG app.
- While beneficial for students, mobile learning did not significantly improve resident performance.
Conclusions:
- Mobile learning enhances ECG diagnostic accuracy and aids in correcting errors.
- The benefits of mobile learning for ECG interpretation are not sustained long-term.
- ECG reference apps offer a more time-efficient and accurate mobile learning strategy compared to general internet searches.
Related Concept Videos
01:29Electrocardiogram
2.6K
An electrocardiogram (ECG or EKG) is a critical diagnostic tool that records the electrical signals produced by the heart during each heartbeat. This recording is achieved through electrodes placed strategically on the arms, legs, and chest. The electrocardiograph amplifies these signals and produces 12 distinct tracings, offering a comprehensive understanding of the heart's electrical activity.
Three major waveforms are present in a typical ECG recording: the P wave, the QRS complex, and...
Three major waveforms are present in a typical ECG recording: the P wave, the QRS complex, and...
2.6K
01:28Electrocardiogram Fundamentals
680
Introduction
An electrocardiogram (ECG) is a diagnostic tool for identifying cardiac conditions such as arrhythmias, conduction abnormalities, and myocardial ischemia.
Definition
An electrocardiogram (ECG) visualizes the heart's electrical activity by tracing the electrical movement associated with each heartbeat on a graph or monitor. As the heart beats, an electrical wave passes through it, correlating with the cardiac cycle events.
Parts of an ECG
An ECG utilizes electrodes on the skin...
An electrocardiogram (ECG) is a diagnostic tool for identifying cardiac conditions such as arrhythmias, conduction abnormalities, and myocardial ischemia.
Definition
An electrocardiogram (ECG) visualizes the heart's electrical activity by tracing the electrical movement associated with each heartbeat on a graph or monitor. As the heart beats, an electrical wave passes through it, correlating with the cardiac cycle events.
Parts of an ECG
An ECG utilizes electrodes on the skin...
680
01:23Holter Monitor: 24-Hour Monitoring
103
Holter monitoring is a continuous electrocardiography (ECG) recording that tracks the heart's electrical activity over an extended period, generally 24 to 48 hours. This noninvasive diagnostic tool detects irregular heart rhythms that may not be captured during a standard ECG performed in a clinical setting.DeviceThe Holter monitor is a portable, small device connected to several electrodes on the patient's chest. These electrodes detect the heart's electrical signals and transmit them to the...
103
01:30Pulse rhythm
882
Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
882
01:30Dysrhythmias V: Evaluating Dysrhythmias
45
Dysrhythmias, also known as arrhythmias, are disturbances in the heart's rhythm that range from benign to life-threatening. A thorough evaluation is crucial for appropriate management and involves a comprehensive medical history, physical examination, and various diagnostic tests.Medical HistorySymptoms: Collect detailed information on palpitations, dizziness, syncope, chest pain, and fatigue. Note their onset, frequency, and triggers.Previous Cardiac Issues: Document any history of heart...
45
01:23Cardiopulmonary Resuscitation III: AED Use
47
Introduction to AEDAn Automated External Defibrillator (AED) is a portable medical device that analyzes the heart's rhythm and, if necessary, delivers an electrical shock to help the heart re-establish an effective rhythm during sudden cardiac arrest (SCA). SCA occurs when the heart suddenly and unexpectedly stops beating, leading to a loss of blood flow to the brain and other vital organs. In such emergencies, time is of the essence, and using an AED, combined with Cardiopulmonary...
47