Asthma Severity in Children and Environmental Agents - Tabular View

Tracking Information
First Received Date ^ICMJE	August 5, 2002
Last Updated Date	June 23, 2005
Start Date ^ICMJE	May 2000
Primary Completion Date
Current Primary Outcome Measures ^ICMJE
Original Primary Outcome Measures ^ICMJE
Change History	Complete list of historical versions of study NCT00042705 on ClinicalTrials.gov Archive Site
Current Secondary Outcome Measures ^ICMJE
Original Secondary Outcome Measures ^ICMJE

Descriptive Information
Brief Title ^ICMJE	Asthma Severity in Children and Environmental Agents
Official Title ^ICMJE
Brief Summary	This study measures residential exposures (indoor allergens, mold, nitrogen dioxide, nicotine) and relates exposure levels to daily symptoms (wheeze, persistent cough, chest tightness, shortness of breath) and medication use, in a population of children with physician diagnosed asthma, followed for 12 months.
Detailed Description
Study Phase
Study Type ^ICMJE	Observational
Study Design ^ICMJE	Natural History, Longitudinal, Defined Population, Prospective Study
Condition ^ICMJE	Asthma
Intervention ^ICMJE
Study Arms / Comparison Groups
Publications *
* Includes publications given by the data provider as well as publications identified by National Clinical Trials Identifier (NCT ID) in Medline.

Recruitment Information
Recruitment Status ^ICMJE	Recruiting
Enrollment ^ICMJE
Completion Date
Primary Completion Date
Eligibility Criteria ^ICMJE	Siblings of a birth cohort recruited 1997-1999 Age less than 11 years Physician diagnosed asthma Active symptoms (wheeze, persistent cough, chest tightness, shortness of breath) or medication use in the 12 months prior to enrollment.
Gender	Both
Ages	5 Years to 11 Years
Accepts Healthy Volunteers	No
Contacts ^ICMJE
Location Countries ^ICMJE	United States

Administrative Information
NCT ID ^ICMJE	NCT00042705
Responsible Party
Study ID Numbers ^ICMJE	5410-CP-001
Study Sponsor ^ICMJE	National Institute of Environmental Health Sciences (NIEHS)
Collaborators ^ICMJE
Investigators ^ICMJE
Information Provided By	National Institute of Environmental Health Sciences (NIEHS)
Verification Date	August 2002
^ICMJE Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP