Sponsor study identifier
observational
80
1 country
1
Study Start
April 1, 2014
Actual (reported)Primary Completion
April 1, 2019
Actual (reported)Study Completion
April 1, 2020
Actual (reported)The purpose of this study is to investigate the clinical features and long-term outcome of anti-neutrophil cytoplasmic antibody (ANCA)-positive interstitial lung disease (ILD) and assess the difference between microscopic polyangiitis (MPA) associated ILD and isolated ANCA-positive idiopathic interstitial pneumonia.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
April 1, 2020
Actual (reported)Click on a node to explore related trials.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
April 1, 2014
Actual (reported)April 1, 2019
Actual (reported)April 1, 2020
Actual (reported)May 25, 2020
Actual (reported)June 2, 2020
Actual (reported)May 17, 2024
Actual (reported)Death From All Causes
Death from all causes Retrieved from medical records.
From baseline until the date of death from all cause, up to 5 years
Number of Patients Who Underwent Lung Transplantation
Number of patients who underwent lung transplantation Retrieved from medical records.
From baseline until the date of transplantation, up to 5 years
Interstitial lung disease patients with anti-neutrophil cytoplasmic antibody.
Peking Union Medical College Hospital
Beijing, Beijing Municipality, 100730, China
Sun X, Zhu W, Zhou C, Xue P, Li Z, Zhang W, Zhao J, Zhang T, Peng M, Shi J, Wang C. Clinical significance of anti-neutrophil cytoplasmic antibody in idiopathic interstitial pneumonia: a retrospective observational study. BMC Pulm Med. 2025 May 29;25(1):271. doi: 10.1186/s12890-025-03736-4.
serum
Selection bias is possible due to its retrospective nature.
Juhong Shi, M.D
Peking Union Medical College Hospital
80 participants (actual enrollment reported by the registry).
First Submitted
May 25, 2020
First Posted
June 2, 2020
Study Start
April 1, 2014
Actual (reported)The Clinical Efficacy of DFPP in Patients With AAGN
Contact the study team to confirm eligibility.
Primary Completion
April 1, 2019
Actual (reported)Study Completion
April 1, 2020
Actual (reported)Last Updated
May 17, 2024
Results First Posted
May 17, 2024
Record last verified: 2024-05
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Source: ClinicalTrials.gov.
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