Status:
COMPLETED
Johnston County ADHD Study: Environmental, Reporductive, and Familial Risk Factors for Attention-Deficit Hyperactivity Disorder (ADHD)
Lead Sponsor:
National Institute of Environmental Health Sciences (NIEHS)
Conditions:
Attention-Deficit Hyperactivity Disorder
Eligibility:
All Genders
8+ years
Brief Summary
We propose a population-based case-control study among 7000 elementary school children in semi-rural Johnston County, NC. Teachers will complete a screening form on each child. Controls will be random...
Detailed Description
We propose a population-based case-control study among 7000 elementary school children in semi-rural Johnston County, NC. Teachers will complete a screening form on each child. Controls will be random...
Eligibility Criteria
Inclusion
- INCLUSION CRITERIA:
- During the first phase of the study, all children will be screened by the homeroom teacher, EXCEPT for those students in certain self-contained classrooms. Self-contained classrooms for students with an IQ less than 70 or autism will be omitted from the screening. In the second phase of the study, children designated as "LEP", or Low English Proficiency, will be excluded from the study.
Exclusion
Key Trial Info
Start Date :
May 7 1997
Trial Type :
OBSERVATIONAL
End Date :
May 24 2007
Estimated Enrollment :
8000 Patients enrolled
Trial Details
Trial ID
NCT00339729
Start Date
May 7 1997
End Date
May 24 2007
Last Update
July 2 2017
Active Locations (1)
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1
NIEHS, Research Triangle Park
Research Triangle Park, North Carolina, United States, 27709