No excess risk of colorectal cancer among alcoholics followed for up to 25 years
Author Information
Author(s): Weimin Ye, Alfred Romelsjö, Kjell Augustsson, Håkan Oluf Adami, Ola Nyrén
Primary Institution: Karolinska Institutet
Hypothesis
Is there an association between alcoholism and the risk of colorectal cancer?
Conclusion
The study found no significant excess risk of colorectal cancer among alcoholics over a follow-up period of up to 25 years.
Supporting Evidence
- The study included a large cohort of 179,398 alcoholics.
- Follow-up duration ranged from 1 to 25 years.
- 929 cases of colorectal cancer were observed compared to 931 expected.
Takeaway
The study looked at a lot of people who drank a lot of alcohol and found that they didn't get more colon cancer than people who didn't drink a lot.
Methodology
A nationwide retrospective cohort study using the Swedish Inpatient Register to analyze cancer risk among hospitalized alcoholics.
Potential Biases
Possible underestimation of cancer risk due to lower diagnostic coverage among alcoholics.
Limitations
Lack of information on the severity and duration of alcoholism and potential confounding factors.
Participant Demographics
The cohort included 179,398 patients, with 36,568 women and 142,830 men, mean age 45 years.
Statistical Information
Confidence Interval
95% CI, 0.93–1.06
Statistical Significance
p>0.05
Digital Object Identifier (DOI)
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