JRCT ID: jRCTs062210022
Registered date:08/07/2021
Development of dynamic X-ray inspection technology
Basic Information
Recruitment status | Recruiting |
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Health condition(s) or Problem(s) studied | Chronic obstructive pulmonary disease |
Date of first enrollment | 01/07/2021 |
Target sample size | 1000 |
Countries of recruitment | |
Study type | Interventional |
Intervention(s) | Conducting X-ray dynamic image inspection by a dynamic flat-panel detector system |
Outcome(s)
Primary Outcome | 1.Correlation between dynamic image parameters calculated from dynamic X-ray images in healthy cases and respiratory function test results obtained by spirometry. 2.AUC by ROC analysis of each stage of COPD and non-COPD. |
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Secondary Outcome | Correlation of dynamic x-ray parameters with mMRC shortness of breath scale and CAT |
Key inclusion & exclusion criteria
Age minimum | >= 20age old |
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Age maximum | Not applicable |
Gender | Both |
Include criteria | COPD patients who are admitted or attended the Shimane University Hospital and healthy volunteers(patients without respiratory dysfunction who are admitted or attended the Shimane University Hospital, medical examination participants, Hospital staff medical examination perticipants and students) For healthy volunteers, those who meet the following 1-3. 1.Persons aged 20 years and over at the time of consent. 2.Persons who are possible labored breathing, resting breathing and breath holding in the standing or lying position. 3.Persons who have received sufficient explanation before participating in this study, and have obtained written consent by their own free will with sufficient understanding. For COPD patients, those who meet the following 1-4 1.Patients aged 20 years and over at the time of consent. 2.Patients who are possible labored breathing, resting breathing and breath holding in the standing or lying position. 3.Patients who have received sufficient explanation before participating in this study, and have obtained written consent by their own free will with sufficient understanding. 4. Patients who was diagnosis COPD by pulmonorogist. |
Exclude criteria | 1.Persons who do not understand the breathing instructions at the time of examination(ex;dementia) 2.Persons with a history of thoracic surgery beyond lobectomy and radiation therapy to the chest. 3.People who are currently admitting or attending the department of respiratory medicine because of respiratory dysfunction other than COPD. 4.Women who are currently pregnant, may be pregnant or breastfeeding. 5.Persons with an implantable pacemaker or implantable defibrillator. 6.Other persons who are judged to be inappropriate by the investigator and the investigator. |
Related Information
Primary Sponsor | Isobe Takeshi |
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Secondary Sponsor | |
Source(s) of Monetary Support | KONICAMINOLTA, INC. |
Secondary ID(s) |
Contact
Public contact | |
Name | Megumi Hamaguchi |
Address | 89-1, Enya-cho, Izumo-shi, Shimane Shimane Japan 693-8501 |
Telephone | +81-853-20-2580 |
hs1219@med.shimane-u.ac.jp | |
Affiliation | Shimane University Hospital |
Scientific contact | |
Name | Takeshi Isobe |
Address | 89-1, Enya-cho, Izumo-shi, Shimane Shimane Japan 693-8501 |
Telephone | +81-853-20-2580 |
isobeti@med.shimane-u.ac.jp | |
Affiliation | Shimane University Hospital |