Optimized Single-breath Helium Lung Volume in Obstructive Lung Disease
NCT ID: NCT04919200
Last Updated: 2021-06-09
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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COMPLETED
628 participants
OBSERVATIONAL
2018-01-01
2020-12-31
Brief Summary
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Detailed Description
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Conditions
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Study Design
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COHORT
RETROSPECTIVE
Study Groups
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modeling group
Of these 628 individuals, we set 407 patients enrolled from January 2018 to November 2019 as the modeling group
the single-breath helium dilution method and Whole-body plethysmography
The patients with obstructive lung disease simultaneously subjected to the single-breath helium dilution method and Whole-body plethysmography tests.
verification cohort
221 patients enrolled from December 2019-December 2020 served as a prospective verification cohort
the single-breath helium dilution method and Whole-body plethysmography
The patients with obstructive lung disease simultaneously subjected to the single-breath helium dilution method and Whole-body plethysmography tests.
Interventions
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the single-breath helium dilution method and Whole-body plethysmography
The patients with obstructive lung disease simultaneously subjected to the single-breath helium dilution method and Whole-body plethysmography tests.
Eligibility Criteria
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Inclusion Criteria
Exclusion Criteria
18 Years
80 Years
ALL
No
Sponsors
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Second Affiliated Hospital, School of Medicine, Zhejiang University
OTHER
Responsible Party
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Locations
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Key Laboratory of Respiratory Disease of Zhejiang Province, Department of Respiratory and Critical Care Medicine, Second Affiliated Hospital of Zhejiang University School of Medicine
Hangzhou, Zhejiang, China
Countries
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Other Identifiers
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2021-0547
Identifier Type: -
Identifier Source: org_study_id
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