Sources of Variability in Peak Expiratory Flow
2 other identifiers
observational
N/A
0 countries
N/A
Brief Summary
To provide information necessary for the development of standards for peak expiratory flow (PEF) test performance in populations studies.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
Started Jul 1995
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
July 1, 1995
CompletedStudy Completion
Last participant's last visit for all outcomes
May 1, 1998
CompletedFirst Submitted
Initial submission to the registry
May 25, 2000
CompletedFirst Posted
Study publicly available on registry
May 26, 2000
CompletedMay 13, 2016
November 1, 2001
May 25, 2000
May 12, 2016
Conditions
Eligibility Criteria
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Sponsors & Collaborators
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Design
- Study Type
- observational
- Sponsor Type
- NIH
Study Record Dates
First Submitted
May 25, 2000
First Posted
May 26, 2000
Study Start
July 1, 1995
Study Completion
May 1, 1998
Last Updated
May 13, 2016
Record last verified: 2001-11