Condition
Preserved Ratio Impaired Spirometry clinical trials and research
As of November 12, 2026, Find a Trial lists 2 Preserved Ratio Impaired Spirometry clinical trials that are recruiting, at sites in 2 countries (most in Brazil (1), China (1)). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 2Clinical trials
- 2Countries
All recruiting trials (2)
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Finding undiagnosed chronic lung problems in people with other long-term health conditions in Brazil
This project will try two short questionnaires (COLA and SBQ) plus breathing tests to find undiagnosed asthma, COPD, or similar lung problems in people with long-term conditions who attend primary care in São Carlos and São Paulo, Brazil.
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Using breath analysis to identify multiple lung diseases
This study is testing if analyzing breath samples can help identify different lung diseases like lung cancer and COPD in a large group of 10,000 people.
Related topics
Quick answers
How many Preserved Ratio Impaired Spirometry clinical trials are recruiting right now?
2, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 2 countries. The most sites are in Brazil (1 trial), China (1 trial). Each study page lists its sites and which ones are recruiting.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.