Diagnostic Accuracy of Single-Lead Electrocardiograms Using the Kardia Mobile App and the Apple Watch 4: Validation Study.

JMIR Cardio · 2023 · PMC10704323 · PMID 37995111

Europe PMC DOI

hedged sentences

0.0010

closest p · 0.0× alpha

0.0010

boldest claim

The sentences

highly significantP<.001actually significant

Further, for the Apple Watch, Pearson correlations were highly significant and in the range of a large effect ( r QT =0.793 and r QTcF =0.649; P<.001).

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a slight trendno p-value reported

Furthermore, we found a slight trend in dispersion, indicated by the pink regression line, whereby the deviation seems to decrease with increasing QTcF interval.

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