Status:
RECRUITING
Heterogeneity of Lung Ventilation Determined by EIT During PFT in Patients With PRISM
Lead Sponsor:
Sir Run Run Shaw Hospital
Conditions:
COPD
Eligibility:
All Genders
18-100 years
Brief Summary
To evaluate the demographic characteristics of PRISm population in patients with pulmonary function tests recommended by outpatient physicians. To investigate whether EIT can identify spatial and tem...
Detailed Description
In the GOLD 2023 guidelines, a newly introduced term called "Preserved Ratio Impaired Spirometry (PRISm)" refers to patients who have a normal forced expiratory volume in one second (FEV1)/forced vita...
Eligibility Criteria
Inclusion
- Age ≥18 years old. Patients who need to complete lung function tests assessed by outpatient physicians.
- Patients willing to participate in the study and sign an informed consent form.
Exclusion
- Patients with a history of lung diseases other than COPD, previous lung surgery, or radiation therapy.
- Patients who cannot be evaluated for EIT or who interfere with EIT results, such as implanted pacemakers/cardioverters.
- Patients who cannot complete EIT or may interfere with EIT results, such as those with implanted pacemakers/defibrillators.
- Patients who cannot complete lung function tests, such as myocardial infarction or shock in the past 3 months; severe heart failure or angina in the past 4 weeks，uncontrolled hypertension (systolic \>200mmHg, diastolic \>100mmHg)，severe hyperthyroidism etc.
- Vulnerable populations, including patients with mental illnesses, cognitive impairments, critically ill patients, illiterate, pregnant women, etc.
Key Trial Info
Start Date :
December 5 2023
Trial Type :
OBSERVATIONAL
Allocation :
ESTIMATED
End Date :
July 1 2025
Estimated Enrollment :
200 Patients enrolled
Trial Details
Trial ID
NCT06199258
Start Date
December 5 2023
End Date
July 1 2025
Last Update
May 8 2024
Active Locations (1)
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1
Sir Run Run Shaw Hospital
Hangzhou, Zhejiang, China, 310000