JPRN-UMIN000018244
Completed
未知
Research Study in Patients With COPD in High Risk Population in Japan: Proportion of Overlap Between COPD and Asthma, and the Relationship With COPD Exacerbatio
ConditionsCOPD
Overview
- Phase
- 未知
- Intervention
- Not specified
- Conditions
- COPD
- Sponsor
- AstraZeneca K.K.
- Enrollment
- 1100
- Status
- Completed
- Last Updated
- 2 years ago
Overview
Brief Summary
No summary available.
Investigators
Eligibility Criteria
Inclusion Criteria
- •Patients with a diagnosis of COPD (FEV1/FVC\<0\.7 confirmed based on the past medical records)
- •\-Patients aged 40 years and over at the diagnosis of COPD
- •\-Outpatient
- •\-10 or more pack\-years of current or former smokers
- •\-Patients who have traceable medical records of COPD (including the results of spirometry) going back more than a year
- •\-Patients who meet any of the following two criteria
- •1\.Patients who have medical records of the results of spirometry at more than two different time points excluding the time point of COPD exacerbations\* for the past 3 years
- •2\.Patients who can provide the results of reversibility testing for respiratory tract
- •\-Patients who give written informed consent regarding the participation in this study
Exclusion Criteria
- •\-Patients currently with COPD exacerbations
- •\-Patients who currently enroll in the other interventional study including clinical trials
- •\-Patients who concurrently develop or have a history of lung cancer
- •\-Patients who are disabled to understand the study procedure or answer the questionnaire (i.e. due to the history of alcohol or drug abuse)
Outcomes
Primary Outcomes
Not specified
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