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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT00930462
Registration number
NCT00930462
Ethics application status
Date submitted
26/06/2009
Date registered
30/06/2009
Date last updated
30/06/2009
Titles & IDs
Public title
Evaluation of the Use of Cap in Improving the Performance of Colonoscopy
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Scientific title
A Prospective Randomised Controlled Trial Comparing Cap-Assisted Colonoscopy Versus Standard Colonoscopy
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Secondary ID [1]
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X07-0107
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Secondary ID [2]
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CAPCOLON
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Colonoscopy
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Condition category
Condition code
Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Devices - Cap (Olympus Medical Systems: D-201-15004, D-201-14304 and D-201-12704)
No intervention: Conventional colonoscopy - No cap fitted on the colonoscopes for this group.
Experimental: Cap-assisted colonoscopy -
Treatment: Devices: Cap (Olympus Medical Systems: D-201-15004, D-201-14304 and D-201-12704)
Plastic cap fitted on the colonoscope
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Intervention code [1]
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Treatment: Devices
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Time to cecum
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Assessment method [1]
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Timepoint [1]
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One month
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Secondary outcome [1]
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Polyp detection rate
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Assessment method [1]
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Timepoint [1]
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One month
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Eligibility
Key inclusion criteria
* All colonoscopy patients referred for colonoscopy at Royal Prince Alfred Hospital.
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
* Prior colonic resection
* Pregnancy.
* Severe co-morbidities.
* Tertiary referral for endo-mucosal resection.
* Acute surgical conditions such as severe colitis, toxic megacolon, ischemic colitis, acute gastrointestinal bleeding.
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Study design
Purpose of the study
Diagnosis
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
The people receiving the treatment/s
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Intervention assignment
Parallel
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Other design features
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Phase
Phase 4
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
1/03/2008
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
1/02/2009
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Sample size
Target
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Accrual to date
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Final
400
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Recruitment in Australia
Recruitment state(s)
NSW
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Recruitment hospital [1]
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Royal Prince Alfred Hospital - Sydney
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Recruitment postcode(s) [1]
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- Sydney
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Funding & Sponsors
Primary sponsor type
Other
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Name
Royal Prince Alfred Hospital, Sydney, Australia
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
The aim of this study is to compare the colonoscopy success rate, cecal time and polyp detection rate between cap-fitted colonoscopy and conventional colonoscopy.
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Trial website
https://clinicaltrials.gov/study/NCT00930462
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Trial related presentations / publications
Lee YT, Lai LH, Hui AJ, Wong VW, Ching JY, Wong GL, Wu JC, Chan HL, Leung WK, Lau JY, Sung JJ, Chan FK. Efficacy of cap-assisted colonoscopy in comparison with regular colonoscopy: a randomized controlled trial. Am J Gastroenterol. 2009 Jan;104(1):41-6. doi: 10.1038/ajg.2008.56. Kondo S, Yamaji Y, Watabe H, Yamada A, Sugimoto T, Ohta M, Ogura K, Okamoto M, Yoshida H, Kawabe T, Omata M. A randomized controlled trial evaluating the usefulness of a transparent hood attached to the tip of the colonoscope. Am J Gastroenterol. 2007 Jan;102(1):75-81. doi: 10.1111/j.1572-0241.2006.00897.x. Epub 2006 Nov 13. Harada Y, Hirasawa D, Fujita N, Noda Y, Kobayashi G, Ishida K, Yonechi M, Ito K, Suzuki T, Sugawara T, Horaguchi J, Takasawa O, Obana T, Oohira T, Onochi K, Kanno Y, Kuroha M, Iwai W. Impact of a transparent hood on the performance of total colonoscopy: a randomized controlled trial. Gastrointest Endosc. 2009 Mar;69(3 Pt 2):637-44. doi: 10.1016/j.gie.2008.08.029. Shida T, Katsuura Y, Teramoto O, Kaiho M, Takano S, Yoshidome H, Miyazaki M. Transparent hood attached to the colonoscope: does it really work for all types of colonoscopes? Surg Endosc. 2008 Dec;22(12):2654-8. doi: 10.1007/s00464-008-9790-6. Epub 2008 Feb 23. Tee HP, Corte C, Al-Ghamdi H, Prakoso E, Darke J, Chettiar R, Rahman W, Davison S, Griffin SP, Selby WS, Kaffes AJ. Prospective randomized controlled trial evaluating cap-assisted colonoscopy vs standard colonoscopy. World J Gastroenterol. 2010 Aug 21;16(31):3905-10. doi: 10.3748/wjg.v16.i31.3905.
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Public notes
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Contacts
Principal investigator
Name
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Arthur J Kaffes, FRACP
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Address
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Royal Prince Alfred Hospital, Sydney
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for scientific queries
No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Type
Citations or Other Details
Journal
Lee YT, Lai LH, Hui AJ, Wong VW, Ching JY, Wong GL...
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Journal
Kondo S, Yamaji Y, Watabe H, Yamada A, Sugimoto T,...
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Journal
Harada Y, Hirasawa D, Fujita N, Noda Y, Kobayashi ...
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Journal
Shida T, Katsuura Y, Teramoto O, Kaiho M, Takano S...
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Results not provided in
https://clinicaltrials.gov/study/NCT00930462
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