Instant Stress: Detection of Perceived Mental Stress Through Smartphone Photoplethysmography and Thermal Imaging.

JMIR Ment Health · 2019 · PMC6477570 · PMID 30964440

Europe PMC DOI

hedged sentences

0.0590

closest p · 1.2× alpha

0.0910

boldest claim

The sentences

approaching significanceP =.059so close (0.05 < p ≤ 0.1)

In addition, only SDSTV shows approaching significance but low correlation with the self-report scores ( r =.196, P =.059), indicating that each individual engineered metric alone could not lead to high discrimination among perceived levels of stress.

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a positive trendP =.091so close (0.05 < p ≤ 0.1)

NN1 did not significantly perform better than kNN; however, it presented a positive trend in the unimodal PRV case (PRV: P =.091).

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