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.

NCT Number	NCT07762573
Lead Sponsor	Nanfang Hospital, Southern Medical University Collaborators: The First Affiliated Hospital of Guangzhou Medical University, Qingyuan People's Hospital
Conditions	Chronic Obstructive Pulmonary Disease
Enrollment	2,500 participants
Start Date	2026-08-03
Primary Completion	2029-12-30 (estimated)
Study Completion	2030-01-30 (estimated)
Updated on ClinicalTrials.gov	2026-08-13