Geolocation Positional System (GPS) Experience

University of Miami

Status: Enrolling

Conditions: Anhedonia; Emotions; Depression

Treatments: Behavioral: Modifying Exploration

Study type: Interventional

Funder types: Other; NIH

Identifiers

NCT05991713

20150678

R01MH133693 (U.S. NIH Grant/Contract)

Details and patient eligibility

About

The purpose of this study is to use smartphone technology to capture individual location emotional and cognitive data, to examine how real-world behaviors thoughts, emotions, and brain activity are related to one another.

Full description

The observational portion of this study was initially approved in 2015, this is a subset of the initially approved study and it is a clinical trial of 100 participants.

Enrollment: 100 estimated patients

Sex: All

Ages: 18 to 50 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Must agree to give informed consent
• Must be willing to have an functional Magnetic Resonance Imaging (FMRI) scan
• Must be able to receive and respond to daily text messages assessing current emotion
• Must be willing to download and run a GPS tracking application (FollowMee) onto their smartphone for a four-month period

Exclusion criteria

• history of head trauma, seizures, or neurological disorders
• severe/unstable medical conditions
• conditions that interfere with MRI
• pregnancy
• lifetime psychotic/bipolar disorder
• chronic/severe substance or alcohol abuse/dependence
• antipsychotic medication

Trial design

Primary purpose: Basic Science

Allocation: N/A

Interventional model: Single Group Assignment

Masking: None (Open label)

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100 participants in 1 patient group

Modifying Exploration

Experimental group

Description:

Individuals will be asked on certain days to increase their levels of exploration, and some days be asked to decrease their levels of exploration. Participants will do this for up to six months.

Treatment:

Behavioral: Modifying Exploration