A Comparison of Diagnostic Testing Modalities in the Assessment of Asthma
Recruiting
Observational Study
Asthma
Healthy Volunteers Welcome
You do not need to have the condition being studied to take part.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
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Review the details below, then apply to join this clinical trial.
At a Glance
Age
18 and older
Sex
Any
Study type
Observational
Participants needed
2,000 (estimated)
Sponsor
Portsmouth Hospitals NHS Trust · Government
Who this trial is looking for
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This study aims to assess the concordance of international asthma guidelines in the diagnosis of asthma and explore the presence of airways disease using additional non-guideline physiologic criteria, such as IOS (impulse osciollometry), not included in the guidelines, but available in the Portsmouth lung function service.
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* The patient will meet all the following criteria to be considered eligible for the study:
* Aged 18 years or over.
* All patients who have attended full asthma workups from November 2021 till date
* Willing and able to consent to use their data in this study (opt-out fo…
Inclusion Criteria:
* The patient will meet all the following criteria to be considered eligible for the study:
* Aged 18 years or over.
* All patients who have attended full asthma workups from November 2021 till date
* Willing and able to consent to use their data in this study (opt-out form or e-consent).
* Patients referred to the Portsmouth asthma service for diagnosis and further management of presumed asthma. Comorbidities are common in asthma, thus patients with co-existing conditions such as obesity, bronchiectasis or COPD will be included.
Exclusion Criteria:
* The participant may not enter the study if either of the following apply:
* Unable to comprehend the study and provide informed consent, e.g., insufficient command of English in the absence of someone who can adequately interpret.
* Patients with other primary respiratory conditions, such as ILD.
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