Dynamic Functional Imaging Phenotyping and Disease Progression Risk Assessment in COPD Using Dynamic Chest Radiography: A Multicenter Retrospective Study
To evaluate the utility of DCR-derived parameters for identifying dynamic functional imaging phenotypes, assessing disease severity, and predicting the risk of disease progression in COPD.
Eligibility
Sex
ALL
Min age
30 Years
Max age
85 Years
Healthy volunteers
No
Inclusion Criteria:
1. Aged 30-85 years.
2. Male or female.
3. Patients who underwent pulmonary function testing and dynamic chest radiography at the hospital.
Exclusion Criteria:
1. Incomplete medical records.
2. Considered unsuitable for inclusion in the study at the investigator's discretion.
Primary outcome measure(s)
Exacerbation/respiratory history and event — At Baseline Measurement of disease control and burden
FEV1 % — At Baseline Measurement of lung function
FEV1 /FVC — At Baseline Measurement of lung function
Emphysema — At Baseline Measurement of chest CT
diaphragm movement — At Baseline Measurement of Dynamic chest radiograph
lung field area — At Baseline Measurement of Dynamic chest radiograph
lung field area change rate — At Baseline Measurement of Dynamic chest radiograph
CAT — At Baseline Measurement of questionnaires
SGRQ — At Baseline Measurement of questionnaires
mMRC — At Baseline Measurement of questionnaires
Smoking history and status — At Baseline Risk factors of COPD development or lung function decline
Trial sites (1)
Facility
City
Region
Status
Nanfang Hospital, Southern Medical University
Guangzhou
Guangdong
Recruiting
More Nanfang Hospital, Southern Medical University trials in China
This page summarises publicly available registry data for informational purposes — not medical advice. Eligibility is determined by each study team; patients should discuss participation with their clinician.
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