Individual Study / Saeb et al.; J Med Internet Res. 2015

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

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

Initiatives -
The objective of this study was to explore the detection of daily-life behavioral markers using mobile phone global positioning systems (GPS) and usage sensors, and their use in identifying depressive symptom severity. Note: All published information has been collected from the article referenced in the Marker Paper box below. Therefore, there may be variations with more advanced versions of the study.
Start Year
2013
Funding
K08 MH102336/MH/NIMH NIH HHS/United States P20 MH090318/MH/NIMH NIH HHS/United States K08 MH 102336/MH/NIMH NIH HHS/United States

Design

Study design
Population cohort

Marker Paper

Saeb S, Zhang M, Karr CJ, et al. Mobile Phone Sensor Correlates of Depressive Symptom Severity in Daily-Life Behavior: An Exploratory Study. J Med Internet Res. 2015;17(7):e175. Published 2015 Jul 15. doi:10.2196/jmir.4273

PUBMED 26180009

Recruitment

Sources of Recruitment
  • Individuals

Number of participants

Number of participants
40
Number of participants with biosamples

Access

Availability of data and biosamples

Data
Biosamples
Other

Timeline

Population

A total of 40 adult participants were recruited from the general community to carry a mobile phone with a sensor data acquisition app (Purple Robot) for 2 weeks. Of these participants, 28 had sufficient sensor data received to conduct analysis.
Selection Criteria
Minimum age
19
Newborns
Twins
Countries
  • United States of America
Ethnic Origin
Health Status
Other criteria
Participants were eligible if they had an email account, computer, and broadband access to the Internet, were within a cellular network range the majority of the day, were able to speak and read English, were at least 19 years of age, and lived within the United States of America.

Recruitment

Sources of recruitment
  • General population

Number of participants

Number of participants
40
Number of participants with biosamples
Data Collection Event
A total of 40 adult participants were recruited from the general community to carry a mobile phone with a sensor data acquisition app (Purple Robot) for 2 weeks. Purple Robot is an open-source Android app that we developed to collect mobile phone sensor data.
Start Date
2013-04
End Date
2013-07
Data sources
  • Mobile data collection
    • Mobile phone
    • Smartphone apps
    • Purple Robot is an open-source Android app