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| Name | Class |
|---|---|
| Boehringer Ingelheim | INDUSTRY |
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This is a nationwide multicenter prospective non-interventional registry study enrolling 600 Chinese patients diagnosed with PPF over a 3-year period (9-month enrollment, 2-year follow-up, and 3 months for data analysis and publication). Eligible participants must meet the PPF criteria defined by the 2022 ATS/ERS/JRS/ALAT guidelines, while patients with IPF, no baseline chest HRCT, or refusal to sign informed consent will be excluded. The primary endpoint is the absolute change in FVC (mL) at 1- and 2-year follow-ups. The core objective is to investigate real-world disease progression in Chinese PPF patients, with secondary objectives to analyze their clinical characteristics, current treatment status, and unmet clinical needs.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Chinese PPF Prospective Registry Cohort |
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| Measure | Description | Time Frame |
|---|---|---|
| Absolute change in FVC (mL) | Absolute change in FVC (mL) at 1-year and 2-year follow-up. | at 1-year and 2-year follow-up |
| Measure | Description | Time Frame |
|---|---|---|
| CTD-ILD, HP, iNSIP, exposure-related ILD, sarcoidosis, unclassified ILD, and other ILDs | The percentage of patients with CTD-ILD, HP, iNSIP, exposure-related ILD, sarcoidosis, unclassified ILD, and other ILDs at baseline and following 2 years of follow-up. | at baseline and after 2 years of follow-up |
| The percentage of patients who meet at least two of the following three inclusion criteria for PPF |
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Inclusion Criteria:
Exclusion Criteria:
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Patients diagnosed with PPF in China
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Zuojun Xu Zuojun Xu | Contact | +86 13671345136 | xuzi@hotmail.com |
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Peking Union Medical College Hospital | Recruiting | Beijing | China |
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The percentage of patients who meet at least two of the following three inclusion criteria for PPF at baseline, 1-year, and 2-year follow-up:
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| at baseline, 1-year, and 2-year follow-up |
| The percentage of patients receiving treatment with corticosteroids, immunosuppressive agents, and antifibrotic drugs or PDE4B inhibitors | The percentage of patients receiving treatment with corticosteroids, immunosuppressive agents (including cyclophosphamide, mycophenolate mofetil, azathioprine, and other commonly used immunosuppressants for ILDs), and antifibrotic drugs (nintedanib, pirfenidone) or PDE4B inhibitors (e.g., nerandomilast) during the 2-year follow-up period. | during the 2-year follow-up period |
| Change in absolute DLCO of pulmonary function expressed as percent predicted | Change in absolute DLCO of pulmonary function expressed as percent predicted after 1 year and 2 years of follow-up. | after 1 year and 2 years of follow-up |
| Changes in the absolute score of the dyspnea severity questionnaire | Changes in the absolute score of the dyspnea severity questionnaire at 1-year and 2-year follow-up. | at 1-year and 2-year follow-up |
| Changes in the absolute score of the Cough Severity Numerical Rating Scale (CNSRS) | Changes in the absolute score of the Cough Severity Numerical Rating Scale (CNSRS) at 1-year and 2-year follow-up. | at 1-year and 2-year follow-up |
| Frequency of acute exacerbations of ILD | Frequency of acute exacerbations of ILD during the 2-year follow-up. | during the 2-year follow-up |
| Time to first acute exacerbation | Time to first acute exacerbation during the 2-year follow-up. | during the 2-year follow-up |
| The percentage of patients with acute exacerbations, lung transplantation, or death | The percentage of patients with acute exacerbations, lung transplantation, or death at 2-year follow-up. | at 2-year follow-up |
| The percentage of patients with ILD progression (FVC decline >10% of predicted value) | The percentage of patients with ILD progression (FVC decline >10% of predicted value) at 2-year follow-up | at 2-year follow-up |