Geographic Modeling of Traffic and Asthma Rates
1 other identifier
observational
N/A
0 countries
N/A
Brief Summary
This study surveys the parents/guardians about symptoms and diagnosis of asthma in kindergarten and first-grade students in 13 schools around the city of Anchorage, Alaska. Traffic information is also measured and entered in geographical information mapping system with student's home and school locations. The study will assess whether students living in high traffic areas have greater risk of diagnosis of asthma.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
Started Sep 2000
Typical duration for all trials
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
September 1, 2000
CompletedFirst Submitted
Initial submission to the registry
July 18, 2002
CompletedFirst Posted
Study publicly available on registry
July 22, 2002
CompletedStudy Completion
Last participant's last visit for all outcomes
August 1, 2003
CompletedJune 24, 2005
July 1, 2002
July 18, 2002
June 23, 2005
Conditions
Keywords
Sponsors & Collaborators
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Design
- Study Type
- observational
- Observational Model
- DEFINED POPULATION
- Time Perspective
- OTHER
- Sponsor Type
- NIH
Study Record Dates
First Submitted
July 18, 2002
First Posted
July 22, 2002
Study Start
September 1, 2000
Study Completion
August 1, 2003
Last Updated
June 24, 2005
Record last verified: 2002-07