Unverified50% confidenceBenchmarkExact time
The correlation between Oura's nighttime HRV data and medical-grade electrocardiogram (ECG) readings can reach 0.98 or above.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/6/2026
First Seen
Valid until: 12/5/2026
Sources
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