Related Experiment Video
Updated: Jun 26, 2025
04:24
A Novel Digital Platform for a Monitored Home-based Cardiac Rehabilitation Program
Published on: April 19, 2019
11.5K
Can eHealth programs for cardiac arrhythmias be scaled-up by using the KardiaMobile algorithm?
Bridget M I Slaats1,2, Sebastiaan Blok1,2, G Aernout Somsen1
1Cardiology Centers of the Netherlands, Utrecht, The Netherlands.
Cardiovascular Digital Health Journal
|May 20, 2024
Summary
The KardiaMobile algorithm demonstrates high accuracy in detecting sinus rhythm and atrial fibrillation in remote monitoring. This suggests its potential as a standalone diagnostic tool, especially for sinus rhythm detection.
Area of Science:
- Cardiology
- Digital Health
- Medical Devices
Background:
- Remote monitoring devices improve atrial fibrillation diagnosis and treatment adherence.
- Current algorithms have variable accuracy, necessitating manual review of electrocardiographic (ECG) recordings.
Purpose of the Study:
- To validate the KardiaMobile algorithm's performance within the Dutch HartWacht telemonitoring program.
Main Methods:
- Retrospective analysis of 86,816 ECGs from 2298 patients.
- Diagnostic accuracy assessed against a telemonitoring team's reference.
- Key metrics included sensitivity, specificity, PPV, NPV, and F1 scores.
Main Results:
- For sinus rhythm: sensitivity 0.956, specificity 0.985, PPV 0.996, F1 score 0.976.
- For atrial fibrillation: sensitivity 0.989, specificity 0.953, NPV 0.997, F1 score 0.906.
- Identified 29 uncorrected false positives for sinus rhythm and 2 false negatives for atrial fibrillation.
Conclusions:
- The KardiaMobile algorithm shows high validity for detecting sinus rhythm and good validity for atrial fibrillation.
- The algorithm shows promise as a standalone tool, particularly for sinus rhythm detection.
Related Concept Videos
01:30Pulse rhythm
785
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...
785
01:28Disturbances in Heart Rhythm
936
Arrhythmia or dysrhythmia refers to an abnormal heart rhythm caused by a defect in the heart's conduction system. It can cause the heart to beat irregularly, too quickly, or too slowly, leading to symptoms like chest pain, shortness of breath, and fainting. Factors such as stress, caffeine, alcohol, nicotine, cocaine, certain drugs, congenital defects, diseases, and electrolyte abnormalities can trigger arrhythmias.
Arrhythmias are categorized by their speed, rhythm, and origin. A slow...
Arrhythmias are categorized by their speed, rhythm, and origin. A slow...
936
01:28Mechanism of Cardiac Arrhythmias
912
Arrhythmias are irregular heart rhythms occurring when the heart's electrical impulses become abnormal. These disturbances can lead to various symptoms, depending on their severity and the underlying cause. Some common factors contributing to arrhythmias include hypoxia, ischemia, electrolyte imbalances, excessive catecholamine exposure, drug toxicity, and muscle overstretching. Arrhythmias can be classified into two main types based on the rate and site of origin of abnormal heart rhythms.
912