Neuropsychiatric Evaluation of Healthy Volunteers and Adults With Schizophrenia
Completed
Conditions studied: Brain Injury, Dementia, Healthy, Mental Disorder, Schizophrenia
In brief
The purpose of this study is to evaluate the cognitive processes of participants with schizophrenia, participants with nervous system and mental disorders, and healthy volunteers. Participants in this study will undergo cognitive tests of attention, memory, attention. Participants with attention deficit hyperactivity disorder (ADHD), traumatic brain injury (TBI), bipolar disorder, and Alzheimer's disease (AD) will be compared with participants with schizophrenia. A group of healthy adults and children will undergo cognitive tests to further delineate the degree of impairment in schizophrenia and neurological disorder participants.
Key facts
- Study ID
- NCT00001323
- Run by
- National Institute of Mental Health (NIMH)
- People needed
- 810
- Starts
- 1992-08-01
- Expected to finish
- 2005-08-01
- Last updated by the study team
- 2008-03-04
Who can join
Age: any. Sex: any. Healthy volunteers: accepted.
You may qualify if…
- English-speaking adults between ages 21 to 65, in good health and free from significant substance abuse.
- Children between ages 4 to 20 must not have a history of special education, using psychotropic medication in long-term counseling or with a history of seizures, head injury or CNS infections.
- Normal controls will be recruited and screened for exclusionary morbidity by interview (e.g., no history of contact with mental health professionals, no history of diagnosable alcohol and/or substance abuse).
- Normal controls will be recruited from building employees, local universities, from NIMH rosters, and the general public.
You may not qualify if…
- Excluded are adults with histories of dementing illness, movement disorder, affective disorders, developmental and/or acquired brain injury. Diagnoses will be made by review of medical records, interview, examination, and in the case of psychiatric diagnoses, a structured interview by SCID.
- Advertisement will make clear that the subjects will be asked questions about family psychiatric history and their own history or psychiatric disorder, substance abuse, and neurological disease. Only if the subject answers these negatively will he or she participate in this study.
Where it is running
- National Institute of Mental Health (NIMH) — Bethesda, Maryland, United States
Full record on ClinicalTrials.gov
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