Active — Not RecruitingNot Applicable

Evaluation of the Genetics of Bipolar Disorder

United States4,185 participantsStarted 1994-08-11

Plain-language summary

This study looks to identify genes that may affect a person's chances of developing bipolar disorder (BP) and related conditions.

Who can participate

Age range18 Years – 100 Years

SexALL

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Inclusion criteria

✓. Stated willingness to comply with all study procedures and availability for the duration of the study.
✓. Male or female, aged 18 years and over. Children are excluded for the following reasons: age at onset of BD is usually later than age 18, the diagnostic and assessment instruments we use are not validated in children.
✓. In good general health as evidenced by medical history or diagnosed with or exhibiting symptoms of bipolar disorder or related conditions not attributable to substance abuse, or neurological disease; OR a 1st or 2nd degree relative of an enrolled participant. Related conditions are defined as those found more often among relatives of people with bipolar disorder or which have been shown to be genetically correlated with bipolar disorder through molecular genetic studies. These include major depression, schizophrenia, panic disorder, and attention deficit hyperactivity disorder.
✓. Ability to safely provide a blood or saliva sample.
✓. Ability of subject to understand and willingness to sign a written informed consent document.

Exclusion criteria

✕. Active alcohol or substance abuse.
✕. Subjects who suffer cognitive impairment and are unable to provide an accurate psychiatric history are excluded since much of the diagnostic information relies on selfreport and recall of past events.

What they're measuring

Diagnosis of bipolar disorder or related mental illness by direct interview

Timeframe: Diagnosis is established primarily at the initial study visit. Participants who consent to recontact are re-evaluated when they or family informants report events that could lead to a revised diagnosis.

Trial details

NCT IDNCT00001174

SponsorNational Institute of Mental Health (NIMH)

Sponsor typeNIH

Study typeOBSERVATIONAL

View on ClinicalTrials.gov More Bipolar Disorder trials