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Diseases preceding colon cancer. A case-control study among veterans
A D Müller1, A Sonnenberg, I H Wasserman
1Division of Gastroenterology, VA Medical Center, Milwaukee, Wisconsin 53295.
Digestive Diseases and Sciences
|November 1, 1994
Summary
Regular use of nonsteroidal anti-inflammatory drugs (NSAIDs) may reduce colon cancer mortality. Aspirin, a type of NSAID, showed a protective effect, suggesting NSAIDs could prevent future colon cancer development.
Area of Science:
- Gastroenterology
- Oncology
- Epidemiology
Background:
- Regular nonsteroidal anti-inflammatory drug (NSAID) use is linked to reduced colon cancer mortality.
- NSAID use can cause gastrointestinal bleeding, potentially increasing colon cancer detection rates during endoscopic screening.
Purpose of the Study:
- To investigate the association between NSAID use and colon cancer risk.
- To identify specific conditions and treatments that may influence colon cancer development.
Main Methods:
- A case-control study involving 12,304 veterans diagnosed with colon cancer between 1988 and 1992.
- Matching four controls by age, sex, and race for each colon cancer case.
- Comparing frequency distributions of previous discharge diagnoses between cases and controls.
Main Results:
- Conditions like arterial embolism, spondylosis, and ischemic heart disease were associated with a reduced risk of colon cancer.
- Atrial fibrillation and phlebitis were linked to an increased occurrence of colon cancer.
- Aspirin use demonstrated a reduced risk of colon cancer, unlike other anticoagulants, suggesting a specific protective effect of NSAIDs.
Conclusions:
- Chronic NSAID use, particularly aspirin, appears to offer protection against the future development of colon cancer.
- Further research is warranted to elucidate the mechanisms behind NSAID-induced colon cancer risk reduction.