At a glance
ClinicalIndex Comparison RecordN/ACompleted
Drug / intervention
Not specified
Likely dose
Not stated in record
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Tucson Epidemiology Study of Chronic Obstructive Lung Diseases
National Heart, Lung, and Blood Institute (NHLBI)·observational·Posted May 26, 2000·Updated Feb 29, 2016
In Brief
An observational study for Asthma and 4 related conditions. Completed.
Detailed Summary
To determine the natural history, etiology, and interrelationships of emphysema, chronic bronchitis, asthma, and related airways obstructive diseases. Also, to determine the relationship of acute lower respiratory tract illnesses in infants and children to the development of subsequent chronic lung disorders.
Study Details
Study Typeobservational
Allocation--
Masking--
Primary Purpose--
ConditionsAsthma, Bronchitis, Emphysema, Lung Diseases, Obstructive, Chronic Obstructive Pulmonary Disease
Countries--
Collaborators--
Timeline
N/ACompletedFinished
19701971197219731974197519761977197819791980198119821983198419851986198719881989199019911992199319941995199619971998199920002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025202620272028
Enrollment StartJun 1971
Study CompletionNov 1997
First PostedMay 2000
TodayJul 2026
First PostedMay 26, 2000
Enrollment StartJun 1, 1971
Study CompletionNov 1, 1997
TodayJul 2, 2026
Posted 26.1 years ago