CClinicalTrials.gg
Sign In
CompletedNCT01107041Updated Mar 24, 2017

Mobile Phone Sensing and Outreach as Adjuncts to Internet-Based Behavioral Intervention for Depression

An interventional study of Mobilyze! in Depression, sponsored by Northwestern University. Completed at 1 site in United States. Open to participants aged 19 Years and older. Per ClinicalTrials.gov, last updated 2017-03-24.

Sponsored by Northwestern University · Not applicable, Interventional, and Other

Phase
Not applicable
Study type
Interventional
Enrollment
2,010
Allocation
Not applicable
Ages
19 Years and older
Sex
All
01

Study summary

Investigators are evaluating the use of phone sensor data to estimate behavior, depression and anxiety.

Read the detailed description

Investigators are evaluating the use of phone sensor data to estimate behavior, depression and anxiety. Participants will include people who are high on depression, high on anxiety, hight on both depression and anxiety, and health controls. Particpants will load software on their phones that collects phone sensor data, and obtains self report on sleep, mood, and social contacts. Data will be collected for at least 6 weeks.

02

Conditions studied

  • Depression

Keywords

  • Depression
  • Technology Assisted
  • Mobile Phone
03

In context

Depression

8,057 studies on the registry are indexed under Depression; 1,641 are open to participants now.

This study's enrollment of 2,010 is above the median of 84 across 6,720 interventional studies indexed under Depression.

Browse Depression studies →

Lead sponsor

Northwestern University is the lead sponsor of 1,396 studies on the registry; 199 are open to participants now.

Of its 102 completed or terminated interventional studies of FDA-regulated products, 73 (72%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
19 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • PHQ-9 score 10 or higher
  • Has an e-mail account, computer, and broadband access to the Internet
  • Familiarity with mobile phones and is within a cellular network range the majority of the day.
  • Is able to speak and read English.
  • Is at least 19 years of age.

Exclusion criteria

Exclusion Criteria:

  • Hearing or voice impairment preventing participation in psychotherapy.
  • Visual impairment that would prevent use of the website, mobile phone application, and assessment materials.
  • Has any psychiatric condition for which participation in a clinical trial of psychotherapy may be either inappropriate or dangerous (e.g., psychotic disorders, bipolar disorders, dissociative disorders, etc.).
  • Planning to be out of town or unavailable for intervention for 1 or more weeks during the scheduled study participation.
  • Exhibits severe suicidality, including ideation, plan, and intent.
05

Study design

Phase
Not applicable
Primary purpose
Other
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
2,010 participants (actual)

Study arms

  • Experimental
    Mobilyze!

    Behavioral: Mobilyze!

Interventions

  • BehavioralMobilyze!

    Mobilyze! delivers behavioral intervention for depression via a mobile phone, interactive website, and e-mail.

06

What researchers measure

Primary outcomes

  1. Depression, as assessed the Patient Health Questionnaire-9

    Time frame: Baseline, Weeks 2-6

Secondary outcomes

  1. Positive Affect (PANAS - Positive Affect Scale)

    Time frame: Baseline, Weeks 2-6

  2. Anxiety (GAD-7)

    Time frame: Baseline, Weeks 2-6

07

Study locations

1 site
  • Northwestern University
    Chicago, Illinois 60611, United States
08

References and documents

Publications

  • Burns MN, Begale M, Duffecy J, Gergle D, Karr CJ, Giangrande E, Mohr DC. Harnessing context sensing to develop a mobile intervention for depression. J Med Internet Res. 2011 Aug 12;13(3):e55. doi: 10.2196/jmir.1838. PubMed 21840837 ↗
09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Mar 24, 2017, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT01107041
Lead sponsor
Northwestern University
Responsible party
David Mohr (Director, Center for Behavioral Intervention Technologies; Professor, Department of Preventive Medicine, Northwestern University) — Principal investigator
First posted
Apr 20, 2010
Start date
Dec 2014
Primary completion
Feb 2016
Completion
Jul 2016
Last update
Mar 24, 2017

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Oct 2015. You cannot join it, but the record below documents what was studied.

Follow this study

Get an email when the registry record changes — status, dates, results — or when someone posts here.

Sign in to follow

Discussion

Questions and observations about this study, from anyone following it. Not medical advice, and not a channel to the study team — their contact details are on the registry record.

Sign in to join the discussion. Reading takes no account; posting does. You choose a display name, and a pseudonym is the default.

Nothing here yet. If you are running this trial, taking part in it, or weighing whether to, this is the place to say so.

Other studies in this condition

Depression→

Other studies from this sponsor

Northwestern University

Start the discussion