What does ecg capability on a smartwatch actually measure and can it replace a medical grade electrocardiogram
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
What does ecg capability on a smartwatch actually measure and can it replace a medical grade electrocardiogram
1 real search · 1 real-search pass
smartwatch ECG single lead versus 12 lead ECG limitations atrial fibrillation FDA American Heart AssociationGoogle ↗
OBSERVEDComparison
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model). 1 of 1 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT1 real searches · gpt-6
smartwatch ECG single lead versus 12 lead ECG limitations atrial fibrillation FDA American Heart Association Google ↗
- Take an ECG with the ECG app on Apple Watch · support.apple.com
- 2021 ISHNE/HRS/EHRA/APHRS Collaborative Statement on mHealth in Arrhythmia Management: Digital Medical Tools for Heart Rhythm Professionals: From the International Society for Holter and Noninvasive Electrocardiology/Heart Rhythm Society/European Heart Rhythm Association/Asia Pacific Heart Rhythm Society · pmc.ncbi.nlm.nih.gov
- 2023 ACC/AHA/ACCP/HRS Guideline for the Diagnosis and Management of Atrial Fibrillation: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines · jacc.org
- 2023 ACC/AHA/ACCP/HRS Guideline for the Diagnosis and Management of Atrial Fibrillation: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines · pmc.ncbi.nlm.nih.gov