Automatic Analysis of ECG Signals Recorded with the wireless DELTA ePatch Technology Dorthe Bodholt...
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Transcript of Automatic Analysis of ECG Signals Recorded with the wireless DELTA ePatch Technology Dorthe Bodholt...
Automatic Analysis of ECG Signals Recorded with the wireless DELTA ePatch Technology
Dorthe Bodholt Nielsen, [email protected]
HospitalHealthcare facility
Application Example: Atrial Fibrillation
Prevalence at the age of 80 years: 5-15%
Long term monitoring is often required
Important adverse clinical events: 5-fold risk of stroke
Atrial fibrillation is often asymptomatic
Early diagnosis is crucial
Treatment with prober antithrombotic therapy can
lower the increased stroke risk
Dorthe Bodholt Nielsen, [email protected]
Automatic QRS Detection
30 minute manually scored records from 11 different patients
Detection results:
All abnormal beats in our database was correctly detected
Next step: Automatic classification of each heart beat
Dorthe Bodholt Nielsen, [email protected]
# of patients Sensitivity Positive predictivity
11 99.57 % 99.57 %
9 99.95 % 99.92 %