Implementation of Guidelines on Hereditary or Familial Colorectal Cancer

NCT ID: NCT00929097

Last Updated: 2009-06-26

Study Results

Results pending

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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Recruitment Status

UNKNOWN

Clinical Phase

NA

Total Enrollment

300 participants

Study Classification

INTERVENTIONAL

Study Start Date

2009-10-31

Study Completion Date

2012-01-31

Brief Summary

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The aim of this study is to improve clinicians' calculation, interpretation and communication of familial colorectal cancer risk, as well as patients' risk perception and uptake of referral for genetic counselling or for surveillance by colonoscopy for their relatives at risk.

Detailed Description

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Regular colonoscopy is effective in reducing morbidity and mortality due to colorectal cancer (CRC) in patients at increased familial CRC risk. Currently, the majority of these at-risk individuals are not properly referred for increased surveillance by colonoscopy or genetic counselling. In 2008, a national multidisciplinary evidence-based guideline on familial and hereditary CRC was launched in the Netherlands. Clinicians have new tasks in familial CRC risk calculation, interpretation and communication. A clustered randomized controlled trial including an effect, process and cost evaluation will be conducted in eighteen Dutch hospitals to determine the most cost effective way to implement these new guidelines.

Surgeons and gastroenterologists in both the intervention group and the control group will receive background information on familial colorectal cancer risk and the guidelines. Patients and clinicians in the intervention group will receive an additional intervention strategy.

The effect evaluation is done by assessing the number of CRC patients for whom correct risk calculation, interpretation and communication is performed, as well as patients' uptake of the recommended follow up policy. The actual exposure to the different elements of the implementation procedure and the experiences of users will be assessed in the process evaluation. The costs of the implementation procedure will be determined by means of a cost evaluation.

Conditions

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Colorectal Neoplasms, Hereditary Nonpolyposis

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

HEALTH_SERVICES_RESEARCH

Blinding Strategy

NONE

Study Groups

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Implementation aids

Group Type EXPERIMENTAL

Implementation aids

Intervention Type OTHER

* Patients and clinicians have access to a website with information on familial colorectal cancer risk; a risk assessment tool and decision aids
* Clinicians receive the guidelines and a risk communication tool, as well as education

Control

Group Type ACTIVE_COMPARATOR

Control

Intervention Type OTHER

Dissemination of guidelines

Interventions

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Implementation aids

* Patients and clinicians have access to a website with information on familial colorectal cancer risk; a risk assessment tool and decision aids
* Clinicians receive the guidelines and a risk communication tool, as well as education

Intervention Type OTHER

Control

Dissemination of guidelines

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Clinical diagnosis of colorectal cancer before the age of 70
* Diagnosed in one of the participating hospitals
* Able to read and understand Dutch

Exclusion Criteria

* Previous referral for genetic counseling
Minimum Eligible Age

18 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Cardiff University

OTHER

Sponsor Role collaborator

Erasmus Medical Center

OTHER

Sponsor Role collaborator

Leiden University Medical Center

OTHER

Sponsor Role collaborator

University Medical Center Groningen

OTHER

Sponsor Role collaborator

Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)

OTHER

Sponsor Role collaborator

Comprehensive Cancer Centres

UNKNOWN

Sponsor Role collaborator

ZonMw: The Netherlands Organisation for Health Research and Development

OTHER

Sponsor Role lead

Responsible Party

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Radboud University Nijmegen Medical Centre

Principal Investigators

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Nicoline Hoogerbrugge, MD, PhD

Role: PRINCIPAL_INVESTIGATOR

Radboud University Medical Center

Rosella PMG Hermens, PhD

Role: PRINCIPAL_INVESTIGATOR

Radboud University Medical Center

References

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Dekker N, Hermens RP, Nagengast FM, van Zelst-Stams WA, Hoogerbrugge N; RISCO study group. Familial colorectal cancer risk assessment needs improvement for more effective cancer prevention in relatives. Colorectal Dis. 2013 Apr;15(4):e175-85; discussion p.e185. doi: 10.1111/codi.12117.

Reference Type DERIVED
PMID: 23451840 (View on PubMed)

Dekker N, Hermens RP, Elwyn G, van der Weijden T, Nagengast FM, van Duijvendijk P, Salemink S, Adang E, van Krieken JH, Ligtenberg MJ, Hoogerbrugge N. Improving calculation, interpretation and communication of familial colorectal cancer risk: protocol for a randomized controlled trial. Implement Sci. 2010 Jan 28;5:6. doi: 10.1186/1748-5908-5-6.

Reference Type DERIVED
PMID: 20181032 (View on PubMed)

Other Identifiers

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ZonMw 80-82315-98-09005

Identifier Type: -

Identifier Source: org_study_id

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