Negative-Positive Valence Domains in Anxiety & Depression

Status Completed

Clinical Trial Summary

Anxiety and depression are highly prevalent and disabling conditions that frequently co-occur, and are costly to the individual and society. Despite important advances in our understanding of these disorders, there is a significant unmet need to identify reliable and clinically useful tests that can predict prognosis, inform treatment choice for a given individual, and improve treatment outcomes. The aim of this project is to fill this critical gap by validating a battery of measures including brain imaging, psychophysiology, behavior, and self-report that will reliably assess positive and negative affect, or valence, system functioning in a broad sample of individuals screened for anxiety and depression as part of their routine primary care visits.

Clinical Trial Description

Participants presenting to the UCSD and UCLA primary care clinics will be screened as part of their routine visit using the Patient Health Questionnaire (PHQ-9) and Generalized Anxiety Disorder 7 (GAD-7). Participants who call in will be asked to provide verbal informed consent for phone screening and the IRB approved Screening Questionnaire and the Overall Anxiety Severity and Impairment Scale (OASIS) will be administered.

Participants who remain eligible after the phone screening will be asked to return for a Clinical Interview, Behavioral Session, Biomarker blood draw, (and optional genetics), and Neuroimaging Session.

All participants will be contacted approximately 3-months later and invited to complete the same battery of self-report measures completed during the baseline session (described below). The self-report measures will be administered through a secure on-line survey database. This data will allow investigators to (1) confirm that participants continue to meet initial eligibility criteria and are therefore eligible for the full re-test battery and (2) use baseline measures of positive and negative valence domains to predict changes in symptoms and functioning.

A subset of 50 participants (n=25 from each UCSD and UCLA) will be randomly selected to return approximately three months later to complete the same battery of assessments in the Behavioral and Neuroimaging Sessions to establish test-retest reliability of the latent constructs. ;

Study Design

Related Conditions & MeSH terms

Clinical Trial Details

NCT number	NCT03310398
Study type	Observational
Source	University of California, San Diego
Contact
Status	Completed
Phase	N/A
Start date	September 1, 2013
Completion date	June 30, 2017

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Clinical trials are conducted in a series of steps, called phases - each phase is designed to answer a separate research question.

Phase 1: Researchers test a new drug or treatment in a small group of people for the first time to evaluate its safety, determine a safe dosage range, and identify side effects.
Phase 2: The drug or treatment is given to a larger group of people to see if it is effective and to further evaluate its safety.
Phase 3: The drug or treatment is given to large groups of people to confirm its effectiveness, monitor side effects, compare it to commonly used treatments, and collect information that will allow the drug or treatment to be used safely.
Phase 4: Studies are done after the drug or treatment has been marketed to gather information on the drug's effect in various populations and any side effects associated with long-term use.

Negative-Positive Valence Domains in Anxiety and Depression — RDoC

Clinical Trial Summary

Clinical Trial Description

Study Design

Related Conditions & MeSH terms