Status:
COMPLETED
S0000D: Effect of Vitamin E and/or Selenium on Colorectal Polyps in Men Enrolled on SELECT Trial SWOG-S0000
Lead Sponsor:
SWOG Cancer Research Network
Collaborating Sponsors:
National Cancer Institute (NCI)
Conditions:
Colorectal Cancer
Precancerous Condition
Eligibility:
MALE
50-120 years
Phase:
PHASE3
Brief Summary
RATIONALE: Studying tissue samples in the laboratory from participants receiving treatment on the Selenium and Vitamin E Cancer Prevention Trial (SELECT) SWOG-S0000 may help doctors predict a particip...
Detailed Description
OBJECTIVES: Primary * To assess the effect of selenium on colorectal adenoma (CRA) occurrence. * To assess the effect of selenium on number, location, size, histologic type, and degree of dysplasia ...
Eligibility Criteria
Inclusion
- DISEASE CHARACTERISTICS:
- Enrolled on the Selenium and Vitamin E Cancer Prevention Trial (SELECT) SWOG-S0000
- Screened by lower endoscopy (i.e., sigmoidoscopy and/or colonoscopy) after randomization on SELECT trial
- PATIENT CHARACTERISTICS:
- Willing to sign an applicable medical records release form
- Willing to allow the release of tissue for central pathology review of resected polyps and endoscopic biopsies
- PRIOR CONCURRENT THERAPY:
- See Disease Characteristics
Exclusion
Key Trial Info
Start Date :
June 1 2008
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
January 1 2018
Estimated Enrollment :
8094 Patients enrolled
Trial Details
Trial ID
NCT00706121
Start Date
June 1 2008
End Date
January 1 2018
Last Update
December 16 2019
Active Locations (1)
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1
Arizona Cancer Center
Tucson, Arizona, United States, 86724