Obesity and Cancer Risk in Austria
Author Information
Author(s): K Rapp, J Schroeder, J Klenk, S Stoehr, H Ulmer, H Concin, G Diem, W Oberaigner, S K Weiland
Primary Institution: Department of Epidemiology, University of Ulm
Hypothesis
Is there a relationship between overweight and obesity with cancer incidence in a large cohort of Austrian adults?
Conclusion
The study found that overweight and obesity are associated with an increased incidence of several types of cancer.
Supporting Evidence
- The study followed participants for an average of 9.9 years.
- 6241 incident cancers were identified through the state cancer registry.
- Increased BMI was associated with higher risks of colon and pancreatic cancer in men.
- Women showed a strong association between obesity and endometrial cancer.
- Breast cancer risk increased in women over 65 with higher BMI.
Takeaway
Being overweight or obese can make you more likely to get certain types of cancer, like colon and breast cancer.
Methodology
The study used Cox proportional-hazards models to analyze data from a cohort of over 145,000 adults, tracking cancer incidence over nearly 10 years.
Potential Biases
There may have been misclassification of smoking status, which could affect the results.
Limitations
Some cancers could not be evaluated due to small numbers, and the prevalence of obesity in the cohort was relatively low.
Participant Demographics
The cohort included 67,447 men and 78,484 women, with a mean age of 41.8 years for men and 42.5 years for women.
Statistical Information
P-Value
0.005
Confidence Interval
95% CI: 1.15, 5.39 for colon cancer in men with BMI ≥35 kg/m²
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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