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Journal of Medical Internet Research· 2015Q1

Mobile Phone Sensor Correlates of Depressive Symptom Severity in Daily-Life Behavior: An Exploratory Study

Sohrab Saeb, Mi Zhang, Christopher J Karr, Stephen M. Schueller et al.

Short summary

Mobile phone GPS and usage data can identify depressive symptom severity, with normalized entropy (mobility between favorite locations) achieving 86.5% accuracy in distinguishing participants with symptoms (PHQ-9 score ≥5) from those without.

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Field: Applied Psychology

Applied PsychologyPsychology