Study of Genes in Relation to Seasonal Affective Disorder and Major Depressive Disorder (Season605)

January 5, 2016 updated by: Kathryn Ariel Roecklein, University of Pittsburgh

Gene Polymorphisms in Mood Disorders

The investigators are looking for volunteers who have a history of Major Depressive Disorder, the Winter Blues, or Seasonal Affective Disorder or healthy volunteers who do not have a history of these disorders for a research study on genetics.

Study Overview

Status

Completed

Conditions

Detailed Description

The investigators are looking for volunteers who have a history of Major Depressive Disorder, the Winter Blues, or Seasonal Affective Disorder or healthy volunteers who do not have a history of these disorders for a research study on genetics. Participation involves one 2-3 hour visit involving two diagnostic interviews, DNA collection, and questionnaires.

Study Type

Observational

Enrollment (Actual)

30

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • Pennsylvania
      • Pittsburgh, Pennsylvania, United States, 15260
        • University of Pittsburgh Department of Psychology 605 Old Engineering Hall

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 65 years (ADULT, OLDER_ADULT)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Sampling Method

Probability Sample

Study Population

community sample

Description

Inclusion Criteria:

  • SAD or MDD
  • healthy control

Exclusion Criteria:

  • drug or alcohol dependence
  • Bipolar Disorder

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Seasonal Affective Disorder
Consists of Individuals with Seasonal Affective Disorder
Subsyndromal Seasonal Affective Disorder
Consists of individuals who do not meet SAD criteria,but present more symptoms for the disorder than do controls.
Major Depressive Disorder
Consists of individuals who have MDD.
Controls
Consists of individuals who do not present symptoms of SAD or MDD.

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

University of Pittsburgh

Investigators

  • Principal Investigator: Kathryn A Roecklein, PhD, University of Pittsburgh

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

October 1, 2008

Primary Completion (ACTUAL)

December 1, 2011

Study Completion (ACTUAL)

December 1, 2011

Study Registration Dates

First Submitted

February 8, 2011

First Submitted That Met QC Criteria

February 9, 2011

First Posted (ESTIMATE)

February 10, 2011

Study Record Updates

Last Update Posted (ESTIMATE)

January 7, 2016

Last Update Submitted That Met QC Criteria

January 5, 2016

Last Verified

January 1, 2016

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • Seasonality605

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

IPD Plan Description

Summary data will be provided upon request to collaborators.

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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