Is a four minute wait required between transfer test measurements?
ISRCTN | ISRCTN37360213 |
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DOI | https://doi.org/10.1186/ISRCTN37360213 |
Secondary identifying numbers | N0226184632 |
- Submission date
- 28/09/2007
- Registration date
- 28/09/2007
- Last edited
- 09/08/2021
- Recruitment status
- No longer recruiting
- Overall study status
- Completed
- Condition category
- Respiratory
Prospectively registered
Protocol
Statistical analysis plan
Results
Individual participant data
Record updated in last year
Plain English summary of protocol
Not provided at time of registration
Contact information
Mr Nigel Clayton
Scientific
Scientific
University Hospital of South Manchester NHS Foundation Trust
Wythenshawe Hospital
Southmoor Road
Manchester
M23 9LT
United Kingdom
Phone | +44 0161 291 2406 |
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nigel.clayton@uhsm.nhs.uk |
Study information
Study design | Randomised controlled trial |
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Primary study design | Interventional |
Secondary study design | Randomised controlled trial |
Study setting(s) | Hospital |
Study type | Treatment |
Participant information sheet | Not available in web format, please use the contact details below to request a patient information sheet |
Scientific title | Is a four minute wait required between transfer test measurements? |
Study objectives | 1. Is a four minute wait required between transfer test measurements? 2. Does airflow obstruction influence the results? |
Ethics approval(s) | Not provided at time of registration |
Health condition(s) or problem(s) studied | Respiratory: Function tests |
Intervention | Prospective review of pulmonary function tests for patients referred to the pulmonary function laboratory. Participants will be randomised into the order of performing the test. This will either be a one minute wait followed by a four minute wait, or a four minute wait followed by a one minute wait. |
Intervention type | Other |
Primary outcome measure | Whether the timing of subsequent TLco measurements influences the transfer factor measurement. |
Secondary outcome measures | Whether the timing of subsequent TLco measurements influences the alveolar volume measurement. |
Overall study start date | 01/09/2006 |
Completion date | 01/05/2007 |
Eligibility
Participant type(s) | Healthy volunteer |
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Age group | Adult |
Lower age limit | 18 Years |
Sex | Not Specified |
Target number of participants | 25 |
Key inclusion criteria | 25 subjects from each of the following diagnostic groups: a. Healthy volunteers (no lung disease) b. Asthmatics (variable obstructive lung disease) c. COPD (obstructive lung disease) d. Fibrosis (restrictive lung disease) Inclusion criteria: 1. Over 18 years of age 2. Subject must be able to understand and perform lung function test to national guidelines 3. Non or ex-smokers (>6 months) 4. Physician diagnosis of asthma, COPD or lung fibrosis |
Key exclusion criteria | 1. Haemoptysis of unknown origin 2. Pneumothorax 3. Unstable cardiovascular status (recent MI or PE) 4. Thoracic, abdominal or cerebral aneurysms 5. Recent eye surgery 6. Nausea and vomiting 7. Recent thoracic or abdominal surgical procedures 8. Involved in other studies with licensed drugs or methodology studies within last weeks |
Date of first enrolment | 01/09/2006 |
Date of final enrolment | 01/05/2007 |
Locations
Countries of recruitment
- England
- United Kingdom
Study participating centre
University Hospital of South Manchester NHS Foundation Trust
Manchester
M23 9LT
United Kingdom
M23 9LT
United Kingdom
Sponsor information
Record Provided by the NHSTCT Register - 2007 Update - Department of Health
Government
Government
The Department of Health, Richmond House, 79 Whitehall
London
SW1A 2NL
United Kingdom
Phone | +44 (0)20 7307 2622 |
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dhmail@doh.gsi.org.uk | |
Website | http://www.dh.gov.uk/Home/fs/en |
Funders
Funder type
Government
University Hospital of South Manchester NHS Foundation Trust (UK)
No information available
NHS R&D Support Funding
No information available
Results and Publications
Intention to publish date | |
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Individual participant data (IPD) Intention to share | No |
IPD sharing plan summary | Not provided at time of registration |
Publication and dissemination plan | Not provided at time of registration |
IPD sharing plan |
Editorial Notes
09/08/2021: Internal review.