Which current generation smartwatches feature onboard ECG certified to detect atrial fibrillation with clinically validated accuracy scores
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Which current generation smartwatches feature onboard ECG certified to detect atrial fibrillation with clinically validated accuracy scores
2 real searches · 1 real-search pass
2026 current generation smartwatch ECG atrial fibrillation FDA clearance clinical validation sensitivity specificity Apple Samsung Google Withings 2026Google ↗
OBSERVED
FDA cleared smartwatch ECG app Apple Watch Samsung Galaxy Watch Fitbit Sense Withings ScanWatch United States AFib 2025 2026Google ↗
OBSERVED
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.
Classifying 2 queries…
Searches and sources
ChatGPT2 real searches · gpt-6
2026 current generation smartwatch ECG atrial fibrillation FDA clearance clinical validation sensitivity specificity Apple Samsung Google Withings 2026 Google ↗
FDA cleared smartwatch ECG app Apple Watch Samsung Galaxy Watch Fitbit Sense Withings ScanWatch United States AFib 2025 2026 Google ↗
- Take an ECG with the ECG app on Apple Watch · support.apple.com
- ECG app and irregular heart rhythm notification available today on Apple Watch · apple.com
- Apple Inc. K201525 · accessdata.fda.gov
- SAMSUNG # Performance Data The following clinica · accessdata.fda.gov
- Samsung K240909 · accessdata.fda.gov
- Use the Samsung Health Monitor app on your Galaxy watch · samsung.com
- What is the Google ECG app? · support.google.com
- What is the Google ECG app? · support.google.com
- ScanWatch 2 - ECG Frequently Asked Questions (FAQ) - U.S. Only – Withings · support.withings.com
- ScanWatch 2 - ECG Frequently Asked Questions (FAQ) – Withings · support.withings.com
- DEPARTMENT OF HEALTH AND HUMAN SERVICES · accessdata.fda.gov
- Accuracy of Smartwatches in the Detection of Atrial Fibrillation: A Systematic Review and Diagnostic Meta-Analysis · jacc.org
Queries
2 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
2026 current generation smartwatch ECG atrial fibrillation FDA clearance clinical validation sensitivity specificity Apple Samsung Google Withings 2026 OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
FDA cleared smartwatch ECG app Apple Watch Samsung Galaxy Watch Fitbit Sense Withings ScanWatch United States AFib 2025 2026 OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |