Study of Genes in Relation to Seasonal Affective Disorder and Major Depressive Disorder
Season605
Gene Polymorphisms in Mood Disorders
1 other identifier
observational
30
1 country
1
Brief Summary
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.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at below P25 for all trials
Started Oct 2008
Typical duration for all trials
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
October 1, 2008
CompletedFirst Submitted
Initial submission to the registry
February 8, 2011
CompletedFirst Posted
Study publicly available on registry
February 10, 2011
CompletedPrimary Completion
Last participant's last visit for primary outcome
December 1, 2011
CompletedStudy Completion
Last participant's last visit for all outcomes
December 1, 2011
CompletedJanuary 7, 2016
January 1, 2016
3.2 years
February 8, 2011
January 5, 2016
Conditions
Keywords
Study Arms (4)
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.
Eligibility Criteria
community sample
You may qualify if:
- SAD or MDD
- healthy control
You may not qualify if:
- drug or alcohol dependence
- Bipolar Disorder
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
University of Pittsburgh Department of Psychology 605 Old Engineering Hall
Pittsburgh, Pennsylvania, 15260, United States
Biospecimen
Saliva samples for DNA collection
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Kathryn A Roecklein, PhD
University of Pittsburgh
Study Design
- Study Type
- observational
- Observational Model
- CASE CONTROL
- Time Perspective
- CROSS SECTIONAL
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Associate Professor
Study Record Dates
First Submitted
February 8, 2011
First Posted
February 10, 2011
Study Start
October 1, 2008
Primary Completion
December 1, 2011
Study Completion
December 1, 2011
Last Updated
January 7, 2016
Record last verified: 2016-01
Data Sharing
- IPD Sharing
- Will not share
Summary data will be provided upon request to collaborators.